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Longer titles found: Enthalpy change of solution (view), Enthalpy of atomization (view), Enthalpy of fusion (view), Enthalpy of mixing (view), Enthalpy of neutralization (view), Enthalpy of sublimation (view), Enthalpy of vaporization (view), Enthalpy–entropy chart (view), Enthalpy–entropy compensation (view), Standard enthalpy of formation (view), Standard enthalpy of reaction (view), PHEDRA (Arc-jet) high enthalpy wind tunnel (view), Stagnation enthalpy (view), High-Enthalpy Arc Heated Facility (view), The Vaporization Enthalpy of a Peculiar Pakistani Family (view)

searching for enthalpy 293 found (2033 total)

alternate case: Enthalpy

Ionization energy (5,840 words) [view diff] exact match in snippet view article find links to article

giving two radical fragments A and B and subsequent evaluation of the enthalpy change Bond energy, the average measure of a chemical bond's strength,
Electron affinity (1,468 words) [view diff] no match in snippet view article find links to article
The electron affinity (Eea) of an atom or molecule is defined as the amount of energy released when an electron attaches to a neutral atom or molecule
Joule per mole (467 words) [view diff] exact match in snippet view article find links to article
this reason, it is common within the field of chemistry to quantify the enthalpy of reaction in units of kJ·mol−1. Other units sometimes used to describe
Hydration energy (342 words) [view diff] exact match in snippet view article find links to article
In chemistry, hydration energy (also hydration enthalpy) is the amount of energy released when one mole of ions undergoes solvation. Hydration energy is
Iodine monofluoride (219 words) [view diff] exact match in snippet view article find links to article
bond dissociation energy is around 277 kJ mol−1. At 298 K, its standard enthalpy change of formation is ΔfH° = −95.4 kJ mol−1, and its Gibbs free energy
Cadmium fluoride (628 words) [view diff] exact match in snippet view article find links to article
also have significant uses in synthetic organic chemistry. The standard enthalpy has been found to be −167.39 kcal. mole−1 and the Gibbs energy of formation
Calculation of glass properties (2,215 words) [view diff] exact match in snippet view article find links to article
institutions (glass laboratories). In the following sections (except melting enthalpy) empirical modeling techniques are presented, which seem to be a successful
Rubidium fluoride (490 words) [view diff] exact match in snippet view article find links to article
g/kg at 37 °C. The standard enthalpy of formation of rubidium fluoride is ΔfH0298 = −552.2 kJ mol−1, the standard free enthalpy of formation ΔG0298 = −520
Radial turbine (1,707 words) [view diff] exact match in snippet view article find links to article
in rotor stagnation enthalpy drop in stage {\displaystyle R={\frac {\text{static enthalpy drop in rotor}}{\text{stagnation enthalpy drop in stage}}}} The
Sea spray (3,328 words) [view diff] exact match in snippet view article find links to article
heat flux at high latitudes. In addition, sea spray enhances the air/sea enthalpy flux during high winds as a result of temperature and humidity redistribution
Magnesium perchlorate (427 words) [view diff] exact match in snippet view article find links to article
perchlorate decomposes at 250 °C. The heat of formation is -568.90 kJ/mol. The enthalpy of solution is quite high, so reactions are done in large amounts of water
Thiocyanic acid (510 words) [view diff] exact match in snippet view article find links to article
organyl group. Isothiocyanic acid, HNCS, is a Lewis acid whose free energy, enthalpy and entropy changes for its 1:1 association with a variety of Lewis bases
Entropy of activation (551 words) [view diff] exact match in snippet view article find links to article
activation of a reaction is one of the two parameters (along with the enthalpy of activation) that are typically obtained from the temperature dependence
HMX (1,377 words) [view diff] exact match in snippet view article find links to article
group attached to each nitrogen atom. Because of its high mass-specific enthalpy of formation, it is one of the most potent chemical explosives manufactured
Pentane (1,326 words) [view diff] exact match in snippet view article find links to article
From the values listed at Standard enthalpy change of formation (data table). Good, W.D (1970). "The enthalpies of combustion and formation of the isomeric
Cocaine (data page) (163 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Potassium peroxide (153 words) [view diff] exact match in snippet view article find links to article
materials. It decomposes violently on contact with water. The standard enthalpy of formation of potassium peroxide is ΔH f 0 = −496 kJ/mol. Potassium peroxide
Promethium(III) phosphate (176 words) [view diff] exact match in snippet view article
obtained by burning at 960 °C to obtain the anhydrous form. Its standard enthalpy of formation is −464 kcal/mol. F. Weigel; V. Scherer; H. Henschel (July
Exergonic process (415 words) [view diff] exact match in snippet view article find links to article
entropy (at 298 K) as ΔS = Σ{S(Product)} − Σ{S(Reagent)} ΔH = change in enthalpy (at 298 K) as ΔH = Σ{H(Product)} − Σ{H(Reagent)} A chemical reaction progresses
Acetic acid (data page) (213 words) [view diff] exact match in snippet view article
with water –26.7 °C Std enthalpy change of fusionΔfusHo +11.7 kJ/mol Std entropy change of fusionΔfusSo 40.5 J/(mol·K) Std enthalpy change of vaporizationΔvapHo
Potassium sulfide (298 words) [view diff] exact match in snippet view article find links to article
 5–15. ISBN 1482208679. Johnson, G.K.; Steele, W.V. (1981). "The standard enthalpy of formation of potassium sulfide (K2S) by fluorine bomb calorimetry".
Differential thermal analysis (932 words) [view diff] exact match in snippet view article find links to article
crystallization, melting and sublimation. The area under a DTA peak is the enthalpy change and is not affected by the heat capacity of the sample. A DTA consists
Toluene (data page) (63 words) [view diff] exact match in snippet view article
64 °C), 4.109 MPa Std enthalpy change of fusionΔfusHo 6.636 kJ/mol Std entropy change of fusionΔfusSo 37.25 J/(mol·K) Std enthalpy change of vaporizationΔvapHo
Platinum tetrafluoride (435 words) [view diff] exact match in snippet view article find links to article
tetrafluoride vapour at 298.15 K consists of individual molecules. The enthalpy of sublimation is 210 kJmol−1. Original analysis of powdered PtF4 suggested
Frenkel defect (600 words) [view diff] exact match in snippet view article find links to article
are primarily generated during particle irradiation, as their formation enthalpy is typically much higher than for other point defects, such as vacancies
Butyronitrile (176 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 134.2 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −6.8 – −4.8 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.579 MJ mol−1 Hazards
Sand bath (329 words) [view diff] exact match in snippet view article find links to article
temperature of boiling water until all water is evaporated (see Standard enthalpy change of vaporization). Sand baths are one of the oldest known pieces
Phosphorus tribromide (data page) (36 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Methane (data page) (146 words) [view diff] exact match in snippet view article
6 °C), 46.0 bar Std enthalpy change of fusion, ΔfusHo 1.1 kJ/mol Std entropy change of fusion, ΔfusSo 12.1 J/(mol·K) Std enthalpy change of vaporization
Beryllium oxide (data page) (35 words) [view diff] exact match in snippet view article
K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol knnkm;k Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Pentadecane (85 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 587.52 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −430.2–−426.2 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −10.0491–−10.0455
3-Methyl-2-butanol (128 words) [view diff] exact match in snippet view article find links to article
Heat capacity (C) 245.9 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −371.3–−368.5 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −3.3157–−3.3145 MJ
Temperature jump (661 words) [view diff] exact match in snippet view article find links to article
change in concentration of a measurable species) depends on the molar enthalpy change (ΔH°) between the reactants and products and the equilibrium position
Thiirane (357 words) [view diff] exact match in snippet view article find links to article
pressure 28.6 kPa (at 20 °C) Thermochemistry Std enthalpy of formation (ΔfH⦵298) 51–53 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.0126 MJ mol−1 Hazards
Octane (415 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 361.20 J/(K·mol) Std enthalpy of formation (ΔfH⦵298) −252.1 to −248.5 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −5.53 to −5.33 MJ/mol
Carbon tetrabromide (717 words) [view diff] exact match in snippet view article find links to article
(S⦵298) 212.5 J/mol K Std enthalpy of formation (ΔfH⦵298) 26.0–32.8 kJ mol−1 Gibbs free energy (ΔfG⦵) 47.7 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −426
Aluminium sulfate (data page) (64 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Viscous liquid (532 words) [view diff] exact match in snippet view article find links to article
lower the viscosity. Materials with a higher enthalpy of configuron formation compared with their enthalpy of motion have a higher Doremus fragility ratio
Carbon tetraiodide (452 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 0.500 J K−1 g−1 Std enthalpy of formation (ΔfH⦵298) 384.0–400.4 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −794.4 to −778.4 kJ
Tridecane (194 words) [view diff] exact match in snippet view article find links to article
Heat capacity (C) 406.89 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −379.3–−376.1 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −8.7411–−8.7383 MJ
Sodium nitride (540 words) [view diff] exact match in snippet view article find links to article
forms as demonstrated using mass spectrometry around 360 K. The estimated enthalpy of formation for the compound is +64 kJ/mol. Sodium nitride seems to be
Octafluoropropane (data page) (67 words) [view diff] exact match in snippet view article
(71.90 °C), 26.8 bar Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Tetramethylethylenediamine (data page) (64 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Tetradecane (94 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) 45.07 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −9.46466 to −9.39354
Butane (2,145 words) [view diff] exact match in snippet view article find links to article
23939/istcmtm2019.03.021. ISSN 0368-6418. S2CID 211776025. Roman M. Balabin (2009). "Enthalpy Difference between Conformations of Normal Alkanes: Raman Spectroscopy
Formic acid (data page) (215 words) [view diff] exact match in snippet view article
81 MPa Std enthalpy change of fusion, ΔfusHo +12.68 kJ/mol Std entropy change of fusion, ΔfusSo +45.05 J/(mol·K) at 8.25 °C Std enthalpy change of vaporization
Bromoform (data page) (67 words) [view diff] exact match in snippet view article
chemical from a reliable source and follow its directions. SIRI Science Stuff Enthalpy of combustion   This box: view edit    Except where noted otherwise, data
Acetone (data page) (196 words) [view diff] exact match in snippet view article
(235 °C), 48 bar Std enthalpy change of fusion, ΔfusHo +5.7 kJ/mol Std entropy change of fusion, ΔfusSo +32.3 J/(mol·K) Std enthalpy change of vaporization
Monomethylhydrazine (515 words) [view diff] exact match in snippet view article find links to article
Std molar entropy (S⦵298) 165.94 J/(K·mol) Std enthalpy of formation (ΔfH⦵298) 54.14 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −1305.8 to −1304.6 kJ/mol
Benzoyl peroxide (data page) (126 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Fermi surface (1,689 words) [view diff] exact match in snippet view article find links to article
between those states would give the electron an additional enthalpy. Hence, the enthalpy of the electron would not be minimal. Therefore, at zero temperature
Lutetium(III) oxide (data page) (79 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusionΔfusHo ? kJ/mol Std entropy change of fusionΔfusSo ? J/(mol·K) Std enthalpy change of vaporizationΔvapHo
Beryllium chloride (570 words) [view diff] exact match in snippet view article find links to article
(S⦵298) 63 J/mol K Std enthalpy of formation (ΔfH⦵298) −6.136 kJ/g or −494 kJ/mol Gibbs free energy (ΔfG⦵) −468 kJ/mol Std enthalpy of combustion (ΔcH⦵298)
Octafluoropropane (data page) (67 words) [view diff] exact match in snippet view article
(71.90 °C), 26.8 bar Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Propionitrile (389 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 189.33 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) 15.5 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −1.94884–−1.94776 MJ mol−1
Trimethylarsine (data page) (64 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Isobutane (data page) (85 words) [view diff] exact match in snippet view article
°C), 3655 kPa Std enthalpy change of fusion, ΔfusHo 4.59 kJ/mol Std entropy change of fusion, ΔfusSo 39.92 J/(mol·K) Std enthalpy change of vaporization
Tetramethylethylenediamine (data page) (64 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Potassium hypochromate (303 words) [view diff] exact match in snippet view article find links to article
Loren G. Hepler; Carlos E. Bamberger; Donald M. Richardson (1978). "The enthalpy of formation of potassium chromate(V), K3CrO4(c)". Canadian Journal of
Chlorobenzene (data page) (81 words) [view diff] exact match in snippet view article
(360.25°C), 4.52 MPa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo 9.6 J/(mol·K) Std enthalpy change of vaporization
Thionyl fluoride (363 words) [view diff] exact match in snippet view article find links to article
Std molar entropy (S⦵298) 278.6 J/(mol·K) Std enthalpy of formation (ΔfH⦵298) −715 kJ/mol Std enthalpy of combustion (ΔcH⦵298) 56.8 J/(mol·K) Hazards
Borane (1,227 words) [view diff] exact match in snippet view article find links to article
reaction: BX3 +BH4− → HBX3− + (BH3) (X=F, Cl, Br, I) 2 BH3 → B2H6 The standard enthalpy of dimerization of BH3 is estimated to be −170 kJ mol−1. The boron atom
Aluminium chloride (data page) (39 words) [view diff] exact match in snippet view article
(352.6 °C), 2.600 MPa Std enthalpy change of fusionΔfusHo ? kJ/mol Std entropy change of fusionΔfusSo ? J/(mol·K) Std enthalpy change of vaporizationΔvapHo
Rhodium carbonyl chloride (491 words) [view diff] exact match in snippet view article find links to article
corresponding enthalpy are: 1/2 Rh2Cl2(CO)4 + :S(CH2)4 → RhCl(CO)2:S(CH2)4   ΔH = -31.8 kJ mol−1 This enthalpy corresponds to the enthalpy change for a
Damköhler numbers (1,058 words) [view diff] exact match in snippet view article find links to article
as the energy involved in a nonequilibrium gas process) with a related enthalpy difference (driving force). In terms of reaction rates: D a I I = k C 0
Lithium bromide (427 words) [view diff] exact match in snippet view article find links to article
when lithium bromide is dissolved into water because it has a negative enthalpy of solution. Haynes, p. 4.70 Haynes, p. 5.169 Haynes, p. 4.128 Haynes,
Ethanol (data page) (259 words) [view diff] exact match in snippet view article
(241 °C), 63 bar Std enthalpy change of fusion, ΔfusHo +4.9 kJ/mol Std entropy change of fusion, ΔfusSo +31 J/(mol·K) Std enthalpy change of vaporization
Tetrachloroethylene (data page) (212 words) [view diff] exact match in snippet view article
(347 °C), 4760 kPa Std enthalpy change of fusion, ΔfusHo 10.88 kJ/mol Std entropy change of fusion, ΔfusSo 43.38 J/(mol·K) Std enthalpy change of vaporization
Hafnium(IV) oxide (879 words) [view diff] exact match in snippet view article
Kornilov, A.N.; Ushakova, I.M.; Huber, E.J.; Holley, C.E. (1975). "The enthalpy of formation of hafnium dioxide". The Journal of Chemical Thermodynamics
Energetically modified cement (9,766 words) [view diff] exact match in snippet view article find links to article
the excess enthalpy of the activated product may be accounted-for as surface-area enlargement. Instead, the main part of the excess enthalpy and modified
Acetone cyanohydrin (583 words) [view diff] exact match in snippet view article find links to article
Refractive index (nD) 1.399 Thermochemistry Std enthalpy of formation (ΔfH⦵298) −121.7 to −120.1 kJ·mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.4514 to −2.4498
Tungsten diselenide (1,413 words) [view diff] exact match in snippet view article find links to article
P.A.G.; Lewis, Brett M.; parkinson, B.A. (June 1988). "Standard molar enthalpy of formation by fluorine-combustion calorimetry of tungsten diselenide
Ammonia (data page) (302 words) [view diff] exact match in snippet view article
3 °C), 11.300 MPa Std enthalpy change of fusion, ΔfusHo +5.653 kJ/mol Std entropy change of fusion, ΔfusSo +28.93 J/(mol·K) Std enthalpy change of vaporization
Isobutane (1,036 words) [view diff] exact match in snippet view article find links to article
Heat capacity (C) 96.65 J⋅K−1⋅mol−1 Std enthalpy of formation (ΔfH⦵298) −134.8 – −133.6 kJ⋅mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.86959 – −2.86841 MJ⋅mol−1
O-Xylene (data page) (214 words) [view diff] exact match in snippet view article
3700 kPa Std enthalpy change of fusion, ΔfusHo 13.6 kJ/mol Std entropy change of fusion, ΔfusSo 54.87 J/(mol·K) at −25.3 Std enthalpy change of vaporization
Butyraldehyde (379 words) [view diff] exact match in snippet view article find links to article
343.7 J·mol−1·K−1 (gas) Std enthalpy of formation (ΔfH⦵298) −239.2 kJ·mol−1 (liquid) −204.8 kJ·mol−1 (gas) Std enthalpy of combustion (ΔcH⦵298) 2470
3-Methylpentane (283 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 292.5 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −203.0 – −201.0 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −4.1608 – −4.1590
Butanone (data page) (101 words) [view diff] exact match in snippet view article
(260 °C), 4.002 MPa Std enthalpy change of fusion, ΔfusHo 8.44 kJ/mol Std entropy change of fusion, ΔfusSo 44.98 J/(mol·K) Std enthalpy change of vaporization
Propane (data page) (158 words) [view diff] exact match in snippet view article
672 °C), 42.4924 bar Std enthalpy change of fusion, ΔfusHo 79.96 J/g Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Myristic acid (624 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 432.01 J/mol·K Std enthalpy of formation (ΔfH⦵298) −833.5 kJ/mol Std enthalpy of combustion (ΔcH⦵298) 8675.9 kJ/mol Hazards
2,2,4-Trimethylpentane (485 words) [view diff] exact match in snippet view article find links to article
entropy (S⦵298) 328.03 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −260.6 to −258.0 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −5462.6 to −5460
3-Methylpentane (283 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 292.5 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −203.0 – −201.0 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −4.1608 – −4.1590
Butanone (data page) (101 words) [view diff] exact match in snippet view article
(260 °C), 4.002 MPa Std enthalpy change of fusion, ΔfusHo 8.44 kJ/mol Std entropy change of fusion, ΔfusSo 44.98 J/(mol·K) Std enthalpy change of vaporization
2-Methyloctane (136 words) [view diff] exact match in snippet view article find links to article
entropy (S⦵298) 393.67 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −275.7 – −273.7 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −6125.75 – −6124
Oxaloacetic acid (1,159 words) [view diff] exact match in snippet view article find links to article
point 161 °C (322 °F; 434 K) Thermochemistry Std enthalpy of formation (ΔfH⦵298) −943.21 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −1205.58 kJ/mol Except
Gold(III) chloride (data page) (66 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusionΔfusHo ? kJ/mol Std entropy change of fusionΔfusSo ? J/(mol·K) Std enthalpy change of vaporizationΔvapHo
Heptadecane (248 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 652.24 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −481.9–−477.1 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −11.3534–−11.3490
2,2,4-Trimethylpentane (485 words) [view diff] exact match in snippet view article find links to article
entropy (S⦵298) 328.03 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −260.6 to −258.0 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −5462.6 to −5460
Neptunium(IV) oxide (937 words) [view diff] exact match in snippet view article
1063/1.1698923. Huber Jr, Elmer J.; Charles E. Holley Jr (October 1968). "Enthalpy of formation of neptunium dioxide". Journal of Chemical & Engineering Data
Silicon tetrachloride (data page) (107 words) [view diff] exact match in snippet view article
593 MPa, 0.326vdm3/mol Std enthalpy change of fusion, ΔfusHo 7.60 kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Lead(II) chloride (data page) (66 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Ruthenium(IV) oxide (data page) (62 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusionΔfusHo ? kJ/mol Std entropy change of fusionΔfusSo ? J/(mol·K) Std enthalpy change of vaporizationΔvapHo
Tetracyanomethane (431 words) [view diff] exact match in snippet view article find links to article
Tetraethynylmethane Barnes, D.S.; Mortimer, C.T.; Mayer, E. (July 1973). "The enthalpy of formation of tetracyanomethane". The Journal of Chemical Thermodynamics
Diethyl ether (data page) (168 words) [view diff] exact match in snippet view article
(194 °C), 3600 kPa Std enthalpy change of fusion, ΔfusHo 7.19 kJ/mol Std entropy change of fusion, ΔfusSo 46.6 J/(mol·K) Std enthalpy change of vaporization
Trichloroethylene (data page) (226 words) [view diff] exact match in snippet view article
(298 °C), 5016 kPa Std enthalpy change of fusion, ΔfusHo 8.45 kJ/mol Std entropy change of fusion, ΔfusSo 44.8 J/(mol·K) Std enthalpy change of vaporization
Nonane (323 words) [view diff] exact match in snippet view article find links to article
entropy (S⦵298) 393.67 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −275.7 – −273.7 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −6125.75 – −6124
Bromine trifluoride (data page) (64 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Ytterbium(III) chloride (data page) (30 words) [view diff] exact match in snippet view article
Phase behavior Std enthalpy change of fusionΔfusHo 58.1±11.6 kJ/mol Std entropy change of fusionΔfusSo 50.3±10.1 J/(mol•K) Std enthalpy change of atomizationΔatHo
Vinyl bromide (data page) (65 words) [view diff] exact match in snippet view article
MPa, 0.1615 m3/mol Std enthalpy change of fusion, ΔfusHo 5.12 kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Chloromethane (data page) (167 words) [view diff] exact match in snippet view article
(143 °C), 6714.4 kPa Std enthalpy change of fusion, ΔfusHo 6.43 kJ/mol Std entropy change of fusion, ΔfusSo 36.66 J/(mol·K) Std enthalpy change of vaporization
Propylamine (95 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 227.44 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −101.9–−101.1 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.368–−2.362 MJ
Arsine (data page) (30 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Terephthalic acid (data page) (80 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Aluminium oxide (data page) (32 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Lithium metaborate (521 words) [view diff] exact match in snippet view article find links to article
K Std molar entropy (S⦵298) 51.3 J/mol K Std enthalpy of formation (ΔfH⦵298) −1022 kJ/mol Std enthalpy of combustion (ΔcH⦵298) 33.9 kJ/mol Hazards NFPA
Bromine pentafluoride (data page) (66 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Isopropyl alcohol (data page) (170 words) [view diff] exact match in snippet view article
6 °C), 5370 kPa Std enthalpy change of fusion, ΔfusHo 5.28 kJ/mol Std entropy change of fusion, ΔfusSo 28.6 J/(mol·K) Std enthalpy change of vaporization
Carbon disulfide (data page) (165 words) [view diff] exact match in snippet view article
(279 °C), 7900.00 kPa Std enthalpy change of fusion, ΔfusHo 4.39 kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Acetaldehyde (data page) (149 words) [view diff] exact match in snippet view article
(183 °C), 5570 kPa Std enthalpy change of fusion, ΔfusHo 2.310 kJ/mol Std entropy change of fusion, ΔfusSo 15.43 J/(mol·K) Std enthalpy change of vaporization
Ethylene (data page) (89 words) [view diff] exact match in snippet view article
°C), 50.6 bar Std enthalpy change of fusion, ΔfusHo +3.35 kJ/mol Std entropy change of fusion, ΔfusSo +32.2 J/(mol·K) Std enthalpy change of vaporization
Dimethyl sulfoxide (data page) (181 words) [view diff] exact match in snippet view article
(447 °C), 5630 kPa Std enthalpy change of fusion, ΔfusHo 14.37 kJ/mol Std entropy change of fusion, ΔfusSo 49.26 J/(mol·K) Std enthalpy change of vaporization
Phosphoryl chloride (data page) (42 words) [view diff] exact match in snippet view article
602 K (329 °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Dichloromethane (data page) (202 words) [view diff] exact match in snippet view article
(237 °C), 6100 kPa Std enthalpy change of fusion, ΔfusHo +6.160 kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Decane (423 words) [view diff] exact match in snippet view article find links to article
entropy (S⦵298) 425.89 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −302.1 – −299.9 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −6779.21 – −6777
Chemical force microscopy (1,786 words) [view diff] exact match in snippet view article find links to article
specific morphology, and facilitates studies of basic chemical bonding enthalpy and surface energy. Typically, CFM is limited by thermal vibrations within
Nitrogen trifluoride (1,964 words) [view diff] exact match in snippet view article find links to article
which are explosive. Alone among the nitrogen trihalides it has a negative enthalpy of formation. It is prepared in modern times both by direct reaction of
Barium hydroxide (data page) (59 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Pyridine (data page) (144 words) [view diff] exact match in snippet view article
(346 °C), 5660 Pa Std enthalpy change of fusion, ΔfusHo 8.28 kJ/mol Std entropy change of fusion, ΔfusSo 35.8 J/(mol·K) Std enthalpy change of vaporization
Barium hydroxide (data page) (59 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Glycerol (data page) (292 words) [view diff] exact match in snippet view article
(577 °C), 7500 kPa Std enthalpy change of fusion, ΔfusHo 18.28 kJ/mol Std entropy change of fusion, ΔfusSo 62.7 J/(mol·K) Std enthalpy change of vaporization
Dibromofluoromethane (data page) (64 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Pentane (data page) (225 words) [view diff] exact match in snippet view article
7 °C), 3360 kPa Std enthalpy change of fusion, ΔfusHo 8.4 kJ/mol Std entropy change of fusion, ΔfusSo 58.5 J/(mol·K) Std enthalpy change of vaporization
Aluminium oxide (data page) (32 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
1-Hexene (data page) (95 words) [view diff] exact match in snippet view article
(230 °C), 3.158 MPa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Undecane (241 words) [view diff] exact match in snippet view article find links to article
entropy (S⦵298) 458.15 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −329.8 – −324.6 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −7.4339 – −7.4287
Diiodomethane (412 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 133.81 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) 67.7–69.3 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −748.4 to −747.2 kJ
Trifluoroiodomethane (data page) (64 words) [view diff] exact match in snippet view article
MPa, 868 kg/m3 Std enthalpy change of fusion, ΔfusHo -589.11 kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Silver acetylide (487 words) [view diff] exact match in snippet view article find links to article
Gardner, Peter J.; Head, Arthur J.; Majdi, Hassan S. (1991). "The standard enthalpy of formation of silver acetylide". Thermochimica Acta. 180: 325–330. Bibcode:1991TcAc
Dichloromethane (data page) (202 words) [view diff] exact match in snippet view article
(237 °C), 6100 kPa Std enthalpy change of fusion, ΔfusHo +6.160 kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Ethylene (data page) (89 words) [view diff] exact match in snippet view article
°C), 50.6 bar Std enthalpy change of fusion, ΔfusHo +3.35 kJ/mol Std entropy change of fusion, ΔfusSo +32.2 J/(mol·K) Std enthalpy change of vaporization
Chemical force microscopy (1,786 words) [view diff] exact match in snippet view article find links to article
specific morphology, and facilitates studies of basic chemical bonding enthalpy and surface energy. Typically, CFM is limited by thermal vibrations within
Hydrogen iodide (data page) (68 words) [view diff] exact match in snippet view article
(151 °C), 8310000 Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Exergy efficiency (845 words) [view diff] exact match in snippet view article find links to article
destroyed here. For fossil fuels the free enthalpy of reaction is usually only slightly less than the enthalpy of reaction so from equations (3) and (4)
Tripalmitin (178 words) [view diff] exact match in snippet view article find links to article
entropy (S⦵298) 1387.4 J/mol·K (liquid) Std enthalpy of formation (ΔfH⦵298) −2468.7 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −31605.9 kJ/mol Hazards
Materials Project (490 words) [view diff] exact match in snippet view article find links to article
using Density Functional Theory (DFT). Commonly computed values include enthalpy of formation, crystal structure, and band gap. The assembled databases
Negentropy (1,225 words) [view diff] exact match in snippet view article find links to article
negative). There is a physical quantity closely linked to free energy (free enthalpy), with a unit of entropy and isomorphic to negentropy known in statistics
Hexafluoroethane (data page) (78 words) [view diff] exact match in snippet view article
kPa, 4.51 mol/dm3 Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Unsymmetrical dimethylhydrazine (1,247 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 200.25 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) 48.3 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −1982.3 – −1975.1 kJ mol−1
Barium oxide (data page) (57 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Palmitic acid (1,265 words) [view diff] exact match in snippet view article find links to article
Std molar entropy (S⦵298) 452.37 J/(mol·K) Std enthalpy of formation (ΔfH⦵298) −892 kJ/mol Std enthalpy of combustion (ΔcH⦵298) 10030.6 kJ/mol Hazards
1,3-Cycloheptadiene (17 words) [view diff] exact match in snippet view article find links to article
mol−1 Std molar entropy (S⦵298) J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) - kJ mol−1 Hazards GHS labelling:
Butyl acetate (361 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 225.11 J/mol·K Std enthalpy of formation (ΔfH⦵298) −609.6 kJ/mol Std enthalpy of combustion (ΔcH⦵298) 3467 kJ/mol Hazards Occupational
Heats of fusion of the elements (data page) (187 words) [view diff] exact match in snippet view article
Values refer to the enthalpy change between the liquid phase and the most stable solid phase at the melting point (normal, 101.325 kPa). As quoted from
Methanol (data page) (353 words) [view diff] exact match in snippet view article
(240 °C), 78.5 atm Std enthalpy change of fusion, ΔfusHo 3.1773 kJ/mol Std entropy change of fusion, ΔfusSo 18.1 J/(mol·K) Std enthalpy change of vaporization
Tridecylic acid (280 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 387.6 J/mol·K Std enthalpy of formation (ΔfH⦵298) −807.2 kJ/mol (liquid) Std enthalpy of combustion (ΔcH⦵298) 8024.2 kJ/mol (liquid)
Diethylamine (500 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 178.1 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −131 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −3.035 MJ mol−1 Hazards
Boric acid (data page) (65 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
1,3-Propanediol (469 words) [view diff] exact match in snippet view article find links to article
Refractive index (nD) 1.440 Thermochemistry Std enthalpy of formation (ΔfH⦵298) −485.9–−475.7 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −1848.1–−1837.9 kJ
Ethylene glycol (data page) (205 words) [view diff] exact match in snippet view article
2 MPa Standard enthalpy change of fusion, ΔfusHo 9.9 kJ/mol Standard entropy change of fusion, ΔfusSo 38.2 J/(mol·K) Standard enthalpy change of vaporization
Triolein (180 words) [view diff] exact match in snippet view article find links to article
8 K) Thermochemistry Std enthalpy of formation (ΔfH⦵298) 1.97·105 kJ/kmol Gibbs free energy (ΔfG⦵) −1.8·105 kJ/kmol Std enthalpy of combustion (ΔcH⦵298)
Barium nitrate (data page) (76 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Boron trioxide (data page) (32 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
1-Propanol (data page) (150 words) [view diff] exact match in snippet view article
8 °C), 5200 kPa Std enthalpy change of fusion, ΔfusHo 5.37 kJ/mol Std entropy change of fusion, ΔfusSo 36 J/(mol·K) Std enthalpy change of vaporization
Syntin (435 words) [view diff] exact match in snippet view article find links to article
three strained cyclopropane rings, the molecule has a highly positive enthalpy of formation: ΔfH°(l)= 133 kJ/mol (980 kJ/kg, the average value for the
Phosphorus trichloride (data page) (71 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Uranium hexafluoride (1,502 words) [view diff] exact match in snippet view article find links to article
original on 2013-09-16. Retrieved 2013-08-08. Johnson, Gerald K. (1979). "The Enthalpy of Formation of Uranium Hexafluoride". The Journal of Chemical Thermodynamics
Triethylamine (1,092 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 216.43 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −169 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −4.37763 to −4.37655 MJ
Acetonitrile (data page) (215 words) [view diff] exact match in snippet view article
enthalpy change of fusion, ΔfusHo 8.167 kJ/mol (crystal I → liq) Std entropy change of fusion, ΔfusSo 35.61 J/(mol·K) (crystal I → liq) Std enthalpy change
Benzene (data page) (204 words) [view diff] exact match in snippet view article
MPa Std enthalpy change of fusion, ΔfusHo 9.9 kJ/mol at 5.42 °C Std entropy change of fusion, ΔfusSo 35.5 J/(mol·K) at 5.42 °C Std enthalpy change of
Syntin (435 words) [view diff] exact match in snippet view article find links to article
three strained cyclopropane rings, the molecule has a highly positive enthalpy of formation: ΔfH°(l)= 133 kJ/mol (980 kJ/kg, the average value for the
1-Hexanol (341 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 287.4 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −377.5 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −3.98437 MJ mol−1 Hazards
P-Xylene (data page) (190 words) [view diff] exact match in snippet view article
(344 °C), 3500 kPa Std enthalpy change of fusion, ΔfusHo 17.1 kJ/mol Std entropy change of fusion, ΔfusSo 59.8 J/(mol·K) Std enthalpy change of vaporization
Tetrahydrofuran (data page) (201 words) [view diff] exact match in snippet view article
°C), 5190 kPa Std enthalpy change of fusion, ΔfusHo 8.540 kJ/mol Std entropy change of fusion, ΔfusSo 51.8 J/(mol·K) Std enthalpy change of vaporization
Manganese(II) carbonate (270 words) [view diff] exact match in snippet view article
capacity (C) 94.8 J/mol·K Std molar entropy (S⦵298) 109.5 J/mol·K Std enthalpy of formation (ΔfH⦵298) −881.7 kJ/mol Gibbs free energy (ΔfG⦵) −811.4 kJ/mol
Cyclohexa-1,4-diene (189 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 189.37 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) 63.0–69.2 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −3573.5 – −3567.5 kJ
1-Propanol (data page) (150 words) [view diff] exact match in snippet view article
8 °C), 5200 kPa Std enthalpy change of fusion, ΔfusHo 5.37 kJ/mol Std entropy change of fusion, ΔfusSo 36 J/(mol·K) Std enthalpy change of vaporization
Isopropylamine (270 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 218.32 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −113.0–−111.6 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.3540–−2.3550 MJ
Nitromethane (data page) (155 words) [view diff] exact match in snippet view article
(315 °C), 5870 kPa Std enthalpy change of fusion, ΔfusHo 9.7 kJ/mol Std entropy change of fusion, ΔfusSo 39.6 J/(mol·K) Std enthalpy change of vaporization
Cyclohexane (data page) (218 words) [view diff] exact match in snippet view article
enthalpy change of fusion, ΔfusHo 2.68 kJ/mol crystal I → liquid Std entropy change of fusion, ΔfusSo 9.57 J/(mol·K) crystal I → liquid Std enthalpy change
Triethylamine (1,092 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 216.43 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −169 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −4.37763 to −4.37655 MJ
Hydrogen-donor solvent (210 words) [view diff] exact match in snippet view article find links to article
naphthalene by transfer of two equivalents of H2 to the substrate. The enthalpy of hydrogenation of naphthalene is relatively low, which allows the tetrahydronaphthalene
Phosphorus trifluoride (data page) (29 words) [view diff] exact match in snippet view article
(−2 °C), 42.7 atm Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Sodium chloride (data page) (163 words) [view diff] exact match in snippet view article
26×106 Pa Std enthalpy change of fusion, ΔfusHo 27.95 kJ/mol (0.52 kJ/g) Std entropy change of fusion, ΔfusSo 26.02 J/(mol·K) Std enthalpy change of vaporization
Menthol (data page) (109 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Barium nitrate (data page) (76 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Process (686 words) [view diff] exact match in snippet view article find links to article
matter between a system and its surroundings Isenthalpic process, in which enthalpy stays constant Isobaric process, in which the pressure stays constant Isochoric
Acetonitrile (data page) (215 words) [view diff] exact match in snippet view article
enthalpy change of fusion, ΔfusHo 8.167 kJ/mol (crystal I → liq) Std entropy change of fusion, ΔfusSo 35.61 J/(mol·K) (crystal I → liq) Std enthalpy change
Tert-Butyl hydroperoxide (359 words) [view diff] exact match in snippet view article find links to article
Refractive index (nD) 1.3870 Thermochemistry Std enthalpy of formation (ΔfH⦵298) −294±5 kJ/mol Std enthalpy of combustion (ΔcH⦵298) 2.710±0.005 MJ/mol Hazards
Cyclohexanone (992 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) +229.03 J·K−1·mol−1 Std enthalpy of formation (ΔfH⦵298) −270.7 kJ·mol−1 Std enthalpy of combustion (ΔcH⦵298) −3519.3 kJ·mol−1 Hazards
Hydroxymethyl group (228 words) [view diff] exact match in snippet view article find links to article
Chemical formula −CH2OH Molar mass 31.034 g·mol−1 Thermochemistry Std enthalpy of formation (ΔfH⦵298) −9 kJ/mol Except where otherwise noted, data are
1-Pentanol (385 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 258.9 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −351.90–−351.34 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −3331.19–−3330.63
Bismuth(III) oxide (data page) (34 words) [view diff] exact match in snippet view article
point ? K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Lead telluride (738 words) [view diff] exact match in snippet view article find links to article
Std molar entropy (S⦵298) 50.5 J·mol−1·K−1 Std enthalpy of formation (ΔfH⦵298) −70.7 kJ·mol−1 Std enthalpy of combustion (ΔcH⦵298) 110.0 J·mol−1·K−1 Hazards
Bromoform (910 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 130.5 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) 6.1–12.7 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −549.1–−542.5 kJ mol−1
Cheletropic reaction (1,611 words) [view diff] exact match in snippet view article find links to article
temperatures were measured for seven of the dienes permitting calculations of the enthalpy of activation (ΔH‡) and entropy of activation (ΔS‡) for these reactions
Trimethylaluminium (920 words) [view diff] exact match in snippet view article find links to article
R3N·AlMe3. The Lewis acid properties of AlMe3 have been quantified. The enthalpy data show that AlMe3 is a hard acid and its acid parameters in the ECW
Barium chloride (data page) (132 words) [view diff] exact match in snippet view article
K (? °C), ? Pa Std enthalpy change of fusion, ΔfusHo 15.85 kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
2,3-Dimethylbutane (68 words) [view diff] exact match in snippet view article find links to article
entropy (S⦵298) 278.85 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −208.0 – −206.0 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −4.1558 – −4.1540
Frigorific mixture (840 words) [view diff] exact match in snippet view article find links to article
as the enthalpy of dissolution for the melting point depressant is often significantly greater (e.g. ΔH -57.61 kJ/mol for KOH) than the enthalpy of fusion
Benzaldehyde (1,423 words) [view diff] exact match in snippet view article find links to article
Viscosity 1.321 cP (25 °C) Thermochemistry Std enthalpy of formation (ΔfH⦵298) −36.8 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −3525.1 kJ/mol Hazards
Iodoform (751 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 157.5 J/(K·mol) Std enthalpy of formation (ΔfH⦵298) 180.1 – 182.1 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −716.9 – −718.1 kJ/mol
Cyclohexane (1,604 words) [view diff] exact match in snippet view article find links to article
(Immediate danger) 1300 ppm Thermochemistry Std enthalpy of formation (ΔfH⦵298) −156 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −3920 kJ/mol Related compounds
Stearic acid (1,576 words) [view diff] exact match in snippet view article find links to article
J/mol·K Std molar entropy (S⦵298) 435.6 J/mol·K Std enthalpy of formation (ΔfH⦵298) −947.7 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −11342.4 kJ/mol Hazards
Lithium sulfate (1,303 words) [view diff] exact match in snippet view article find links to article
Chem. Eng., 40, 987–991. Thomson T. P.; Smith D. E.; Wood R. H. (1974). Enthalpy of dilution of aqueous Na2SO4 and Li2SO4. J. Chem. Eng., 19, 386–388. Rao
Stearic acid (1,576 words) [view diff] exact match in snippet view article find links to article
J/mol·K Std molar entropy (S⦵298) 435.6 J/mol·K Std enthalpy of formation (ΔfH⦵298) −947.7 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −11342.4 kJ/mol Hazards
Tert-Butylamine (251 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 233.63 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −151.1–−150.1 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.9959–−2.9951 MJ
Sodium nitrate (1,740 words) [view diff] exact match in snippet view article find links to article
material for thermal energy recovery, owing to its relatively high melting enthalpy of 178 J/g. Examples of the applications of sodium nitrate used for thermal
Anthracene (1,366 words) [view diff] exact match in snippet view article find links to article
Std molar entropy (S⦵298) 207.5 J/(mol·K) Std enthalpy of formation (ΔfH⦵298) 129.2 kJ/mol Std enthalpy of combustion (ΔcH⦵298) 7061 kJ/mol Hazards GHS
2,3,3-Trimethylpentane (81 words) [view diff] exact match in snippet view article find links to article
Heat capacity (C) 245.56 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −255.1–−252.3 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −5.4683–−5.4657 MJ
Guanidine (1,379 words) [view diff] exact match in snippet view article find links to article
Conjugate acid Guanidinium Thermochemistry Std enthalpy of formation (ΔfH⦵298) −57 – −55 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −1.0511 – −1.0531 MJ mol−1
1,2-Diaminopropane (355 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 247.27 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −98.2 – −97.4 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.5122 – −2.5116
2,2,2-Trifluoroethanol (626 words) [view diff] exact match in snippet view article find links to article
doi:10.1016/s0307-4412(98)00073-9. Sherry AD, Purcell KF (1970). "Linear enthalpy-spectral shift correlations for 2,2,2-trifluoroethanol". Journal of Physical
1,2-Dichloroethane (data page) (184 words) [view diff] exact match in snippet view article
kPa Std enthalpy change of fusion, ΔfusHo 8.8366 kJ/mol at –35.9 °C Std entropy change of fusion, ΔfusSo 37.25 J/(mol·K) at –35.9 °C Std enthalpy change
Depolymerization (334 words) [view diff] exact match in snippet view article find links to article
depolymerize is indicated by their ceiling temperature. At this temperature, the enthalpy of polymerization matches the entropy gained by converting a large molecule
Ethyl iodide (254 words) [view diff] exact match in snippet view article find links to article
Heat capacity (C) 109.7 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −39.9 to −38.3 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −1.4629 to −1.4621
Strontium oxide (255 words) [view diff] exact match in snippet view article find links to article
capacity (C) 44.3 J·mol−1·K−1 Std molar entropy (S⦵298) 57.2 J·mol−1·K−1 Std enthalpy of formation (ΔfH⦵298) −592.0 kJ·mol−1 Hazards Flash point Non-flammable
Chloroform (data page) (190 words) [view diff] exact match in snippet view article
(264 °C), 5328.68 kPa Std enthalpy change of fusion, ΔfusHo 8.8 kJ/mol Std entropy change of fusion, ΔfusSo 42 J/(mol·K) Std enthalpy change of vaporization
Trimyristin (466 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 1246 J/mol·K (liquid) Std enthalpy of formation (ΔfH⦵298) −2355 kJ/mol Std enthalpy of combustion (ΔcH⦵298) 27643.7 kJ/mol Hazards
P-Toluic acid (179 words) [view diff] exact match in snippet view article find links to article
Sparingly soluble in hot water Thermochemistry Std enthalpy of formation (ΔfH⦵298) −429 kJ/mol Std enthalpy of combustion (ΔcH⦵298) 3862 kJ/mol Hazards GHS
Stearin (490 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 1534.7 J/mol·K (liquid) Std enthalpy of formation (ΔfH⦵298) −2344 kJ/mol Std enthalpy of combustion (ΔcH⦵298) 35806.7 kJ/mol Hazards
2,3,4-Trimethylpentane (45 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 329.32 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −256.9–−253.5 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −5.4671–−5.4639 MJ
Isobutylamine (152 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 194 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −133.0 – −132.0 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −3.0139 – −3.0131
Aniline (data page) (378 words) [view diff] exact match in snippet view article
4890 kPa Std enthalpy change of fusion, ΔfusHo 10.54 kJ/mol Std entropy change of fusion, ΔfusSo 39.57 J/(mol·K) at –6.3 °C Std enthalpy change of vaporization
1-Bromobutane (338 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 327.02 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −148 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.7178–−2.7152 MJ mol−1
Ethyl acetate (data page) (128 words) [view diff] exact match in snippet view article
kPa Std enthalpy change of fusion, ΔfusHo 10.48 kJ/mol (189.3 K) Std entropy change of fusion, ΔfusSo 55.27 J/(mol·K) (189.3 K) Std enthalpy change of
Malononitrile (484 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 130.96 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) 187.7 to 188.1 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −1,654.0 to −1,654
Manganese(IV) fluoride (1,787 words) [view diff] exact match in snippet view article
at room temperature has been estimated at 10−4 Pa (10−9 bar), and the enthalpy change of reaction at +44(8) kJ mol−1. Manganese tetrafluoride reacts violently
Group-contribution method (1,414 words) [view diff] exact match in snippet view article find links to article
ideal gas enthalpy of formation, standard ideal gas Gibbs energy of formation, ideal gas heat capacity, enthalpy of vaporization, enthalpy of fusion,
Ethylenediamine (1,168 words) [view diff] exact match in snippet view article find links to article
entropy (S⦵298) 202.42 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −63.55 to −62.47 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −1.8678 to −1.8668
Newman–Kwart rearrangement (565 words) [view diff] exact match in snippet view article find links to article
two-step process passing through a discrete reactive intermediate). The enthalpy of activation for this transition state is generally quite high for typical
Lithium tantalate (data page) (130 words) [view diff] exact match in snippet view article
(~680 °C) (~1220 °F) Std enthalpy change of fusion, ΔfusHo ? kJ/mol Std entropy change of fusion, ΔfusSo ? J/(mol·K) Std enthalpy change of vaporization
Creatinine (2,388 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 167.4 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −240.81–239.05 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.33539–2.33367
Carbon tetrachloride (data page) (213 words) [view diff] exact match in snippet view article
3.625 mol.dm−3 Std enthalpy change of fusion, ΔfusHo 2.52 kJ/mol Std entropy change of fusion, ΔfusSo 10.1 J/(mol·K) Std enthalpy change of vaporization
Manganese(IV) fluoride (1,787 words) [view diff] exact match in snippet view article
at room temperature has been estimated at 10−4 Pa (10−9 bar), and the enthalpy change of reaction at +44(8) kJ mol−1. Manganese tetrafluoride reacts violently
Chemical property (276 words) [view diff] exact match in snippet view article find links to article
properties of a substance to guide its applications. Heat of combustion Enthalpy of formation Toxicity Chemical stability in a given environment Flammability
Γ-Valerolactone (1,075 words) [view diff] exact match in snippet view article find links to article
index (nD) 1.4333 (20 °C) Thermochemistry Std enthalpy of formation (ΔfH⦵298) −461.3 kJ·mol−1 Std enthalpy of combustion (ΔcH⦵298) −2649.6 kJ·mol−1 Hazards
Molybdenum hexacarbonyl (951 words) [view diff] exact match in snippet view article find links to article
Octahedral Dipole moment 0 D Thermochemistry Std enthalpy of formation (ΔfH⦵298) −989.1 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −2123.4 kJ mol−1 Hazards
Calcium azide (46 words) [view diff] exact match in snippet view article find links to article
slightly soluble in ethanol insoluble in ether, acetone Thermochemistry Std enthalpy of formation (ΔfH⦵298) 14.2 kJ/mol Except where otherwise noted, data are
Rachid Yazami (1,528 words) [view diff] exact match in snippet view article find links to article
the battery cannot simultaneously share the same entropy and the same enthalpy values, a statement referred to as the "Yazami's Battery Theorem." The
Cobaltocene (620 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 236 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) +237 kJ/mol (uncertain) Std enthalpy of combustion (ΔcH⦵298) −5839 kJ/mol Hazards
Glass transition (8,849 words) [view diff] exact match in snippet view article find links to article
material, if one exists, because the glass is a higher energy state (or enthalpy at constant pressure) than the corresponding crystal. Hard plastics like
Acridine (1,354 words) [view diff] exact match in snippet view article find links to article
Std molar entropy (S⦵298) 208.03 J/mol·K Std enthalpy of formation (ΔfH⦵298) 179.4 kJ/mol Std enthalpy of combustion (ΔcH⦵298) 6581.3 kJ/mol Hazards
Dimethylacetamide (956 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 178.2 J/(K·mol) Std enthalpy of formation (ΔfH⦵298) −300.1 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −2.5835–−2.5805 MJ/mol
2,5-Dimethylhexane (141 words) [view diff] exact match in snippet view article find links to article
Heat capacity (C) 249.20 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −262.0 – −259.0 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −5.4615 – −5.4587
Silver bromide (1,957 words) [view diff] exact match in snippet view article find links to article
differences are attributed to the relative solvation enthalpies of the halide ions; the enthalpy of solvation of fluoride is anomalously large. Although
Iminodiacetic acid (458 words) [view diff] exact match in snippet view article find links to article
Basicity (pKb) 12.124 Thermochemistry Std enthalpy of formation (ΔfH⦵298) −933.9–−931.3 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −1.6430–−1.6406 MJ
2-Bromopropane (241 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 135.6 J K mol−1 Std enthalpy of formation (ΔfH⦵298) −129 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.0537–−2.0501 MJ mol−1
Squalane (539 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 886.36 J/(K·mol) Std enthalpy of formation (ΔfH⦵298) −871.1...−858.3 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −19.8062...−19.7964
Diboron tetrachloride (459 words) [view diff] exact match in snippet view article find links to article
capacity (C) 137.7 J/mol K Std molar entropy (S⦵298) 232.3 J/mol K Std enthalpy of formation (ΔfH⦵298) −523 kJ/mol Gibbs free energy (ΔfG⦵) −468.8 kJ/mol
Acetonitrile (1,797 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 149.62 J/(K·mol) Std enthalpy of formation (ΔfH⦵298) 40.16–40.96 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −1256.03 – −1256.63
Methyl isocyanate (2,232 words) [view diff] exact match in snippet view article find links to article
Structure Dipole moment 2.8 D Thermochemistry Std enthalpy of formation (ΔfH⦵298) −92.0 kJ·mol−1 Std enthalpy of combustion (ΔcH⦵298) -1.1275E+06 J/mol Hazards
Beryllium sulfide (177 words) [view diff] exact match in snippet view article find links to article
Heat capacity (C) 34 J/mol K Std molar entropy (S⦵298) 34 J/mol K Std enthalpy of formation (ΔfH⦵298) −235 kJ/mol Hazards NIOSH (US health exposure limits):
2,3-Dimethylhexane (34 words) [view diff] exact match in snippet view article find links to article
−98.77·10−6 cm3/mol Thermochemistry Std enthalpy of formation (ΔfH⦵298) −253.3 – −251.3 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −5.4683 – −5.4665
1-Propanol (851 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 192.8 J/(K·mol) Std enthalpy of formation (ΔfH⦵298) −302.79…−302.29 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −2.02156…−2.02106
Lauric acid (1,348 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 404.28 J/mol·K Std enthalpy of formation (ΔfH⦵298) −775.6 kJ/mol Std enthalpy of combustion (ΔcH⦵298) 7377 kJ/mol 7425.8 kJ/mol
Potassium phosphide (179 words) [view diff] exact match in snippet view article find links to article
powder Thermochemistry Std molar entropy (S⦵298) 49.8 J mol−1 K−1 Std enthalpy of formation (ΔfH⦵298) −1.77 kJ mol−1 Except where otherwise noted, data
3-Methylhexane (94 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 309.6 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −228.7–−226.1 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −4.8151–−4.8127 MJ
Dimethylformamide (1,981 words) [view diff] exact match in snippet view article find links to article
978-0-470-74957-9 Cramer, R. E.; Bopp, T. T. (1977). "Graphical display of the enthalpies of adduct formation for Lewis acids and bases". Journal of Chemical Education
Dimethyl ether (1,687 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 65.57 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −184.1 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −1460.4 kJ mol−1 Hazards
3-Ethylpentane (113 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 314.55 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −226.2–−223.8 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −4.8174–−4.8152 MJ
Ethane (2,863 words) [view diff] exact match in snippet view article find links to article
(C) 52.14± 0.39 J K−1 mol−1 at 298 Kelvin Std enthalpy of formation (ΔfH⦵298) −84 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −1561.0–−1560.4 kJ mol−1
Cyanogen (1,404 words) [view diff] exact match in snippet view article find links to article
Std molar entropy (S⦵298) 241.57 J/(K·mol) Std enthalpy of formation (ΔfH⦵298) 309.07 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −1.0978–−1.0942 MJ/mol
Zirconium carbide (877 words) [view diff] exact match in snippet view article find links to article
(retrieved 2014-06-30) Baker, F. B.; Storms, E. K.; Holley, C. E. (1969). "Enthalpy of formation of zirconium carbide". Journal of Chemical & Engineering Data
Catalytic resonance theory (4,076 words) [view diff] exact match in snippet view article find links to article
ads}}(t)}{\Delta H_{\text{j,ads}}(t)}}} The two surface species also share the common enthalpy of adsorption, delta δi-j. Specification of the oscillation frequency and
Hexane (1,922 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 296.06 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −199.4–−198.0 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −4180–−4140 kJ mol−1
2,5-Dimethylhexane (141 words) [view diff] exact match in snippet view article find links to article
Heat capacity (C) 249.20 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −262.0 – −259.0 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −5.4615 – −5.4587
2-Bromopropane (241 words) [view diff] exact match in snippet view article find links to article
Thermochemistry Heat capacity (C) 135.6 J K mol−1 Std enthalpy of formation (ΔfH⦵298) −129 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.0537–−2.0501 MJ mol−1
Sec-Butylamine (125 words) [view diff] exact match in snippet view article find links to article
500 μPa s (at 20 °C) Thermochemistry Std enthalpy of formation (ΔfH⦵298) −138.5 to −136.5 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −3.0095 to −3.0077
Hexane (1,922 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 296.06 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −199.4–−198.0 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −4180–−4140 kJ mol−1
Thiophosphoryl fluoride (1,772 words) [view diff] exact match in snippet view article find links to article
The liquid refractive index is 1.353. The enthalpy of vaporisation 19.6 kJ/mol at boiling point. The enthalpy of vaporisation at other temperatures is
2-Methylheptane (135 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 356.39 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −256.5–−253.9 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −5466.7–−5464.3 kJ
Aluminium selenide (187 words) [view diff] exact match in snippet view article find links to article
Cc, No. 9 Thermochemistry Std molar entropy (S⦵298) 154.8 J/mol K Std enthalpy of formation (ΔfH⦵298) -566.9 kJ/mol Hazards GHS labelling: Pictograms
Nickel tetracarbonyl (1,637 words) [view diff] exact match in snippet view article find links to article
Std molar entropy (S⦵298) 320 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −632 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −1180 kJ/mol Hazards Occupational
Nitroglycerin (4,207 words) [view diff] exact match in snippet view article find links to article
of the gaseous byproducts to about 5,000 °C (9,000 °F). With a standard enthalpy of explosive decomposition of −1414 kJ/mol and a molecular weight of 227
Ethane (2,863 words) [view diff] exact match in snippet view article find links to article
(C) 52.14± 0.39 J K−1 mol−1 at 298 Kelvin Std enthalpy of formation (ΔfH⦵298) −84 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −1561.0–−1560.4 kJ mol−1
Dimethylformamide (1,981 words) [view diff] exact match in snippet view article find links to article
978-0-470-74957-9 Cramer, R. E.; Bopp, T. T. (1977). "Graphical display of the enthalpies of adduct formation for Lewis acids and bases". Journal of Chemical Education
Silicon tetraazide (638 words) [view diff] exact match in snippet view article find links to article
°C with a melting enthalpy of 110 J/g is recorded. The DSC measurement shows at 265 °C a sharp exothermic reaction with an enthalpy of −2400 J/g. Similar
Thulium(III) chloride (375 words) [view diff] exact match in snippet view article
Space group C12/m1, No. 12 Coordination geometry 6 Thermochemistry Std enthalpy of formation (ΔfH⦵298) −966.6 kJ/mol Hazards Occupational safety and health
Heptane (1,580 words) [view diff] exact match in snippet view article find links to article
entropy (S⦵298) 328.57 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −225.2 – −223.6 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −4.825 – −4.809
2-Butanol (786 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 213.1 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −343.3 to −342.1 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.6611 to −2.6601
Neodymium(III) oxide (485 words) [view diff] exact match in snippet view article
(C) 111.3 J·mol−1·K−1 Std molar entropy (S⦵298) 158.6 J·mol−1·K−1 Std enthalpy of formation (ΔfH⦵298) −1807.9 kJ·mol−1 Related compounds Other anions
2-Methylhexane (382 words) [view diff] exact match in snippet view article find links to article
entropy (S⦵298) 323.34 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −231.1 – −228.5 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −4.8127 – −4.8103
Benzoic acid (2,424 words) [view diff] exact match in snippet view article find links to article
7 J/mol·K Std molar entropy (S⦵298) 167.6 J/mol·K Std enthalpy of formation (ΔfH⦵298) −385.2 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −3228 kJ/mol Hazards Occupational
Gallium(I) oxide (359 words) [view diff] exact match in snippet view article
(decomposes) Magnetic susceptibility (χ) −34·10−6 cm3/mol Thermochemistry Std enthalpy of formation (ΔfH⦵298) −356.2 kJ/mol Related compounds Other cations Boron
2,2-Dimethylbutane (563 words) [view diff] exact match in snippet view article find links to article
entropy (S⦵298) 272.00 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −214.4 – −212.4 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −4.1494 – −4.1476
Preprocessor (CAE) (165 words) [view diff] exact match in snippet view article
(meshing) 3> The physical modeling is defined - E.g. equations of motion + enthalpy + radiation + species conservation 4> Boundary conditions are defined.
Nano-interfaces in bone (410 words) [view diff] exact match in snippet view article find links to article
"Evidence for an elementary process in bone plasticity with an activation enthalpy of 1 eV". J. R. Soc. Interface. 4 (13): 277–282. doi:10.1098/rsif.2006
Manganese(II) oxide (550 words) [view diff] exact match in snippet view article
octahedral (O2−) Thermochemistry Std molar entropy (S⦵298) 60 J·mol−1·K−1 Std enthalpy of formation (ΔfH⦵298) −385 kJ·mol−1 Hazards NFPA 704 (fire diamond) 1
Scandium bromide (274 words) [view diff] exact match in snippet view article find links to article
Solubility in water soluble Solubility soluble in ethanol Thermochemistry Std enthalpy of formation (ΔfH⦵298) −2.455 kJ/g Hazards NFPA 704 (fire diamond) 0 0
Europium(III) bromide (197 words) [view diff] exact match in snippet view article
water Will dissolve Thermochemistry Std molar entropy (S⦵298) 50.7 ± 3 Std enthalpy of formation (ΔfH⦵298) −186.1 ± 3 Gibbs free energy (ΔfG⦵) −179.3 ± 3 Hazards
Chlorine fluoride (44 words) [view diff] exact match in snippet view article find links to article
6 °C −76.3 °C −103 °C Boiling point −100 °C 11.8 °C −13.1 °C Standard enthalpy of formation ΔfH°gas −50.29 kJ/mol −158.87 kJ/mol −238.49 kJ/mol Standard
Allylic strain (2,486 words) [view diff] exact match in snippet view article find links to article
enthalpies are more commonly used due to the greater ease of acquisition. Different methods utilized to estimate conformational equilibrium enthalpy include:
Caesium monoxide (275 words) [view diff] exact match in snippet view article find links to article
capacity (C) 76.0 J/(K·mol) Std molar entropy (S⦵298) 146.9 J/(K·mol) Std enthalpy of formation (ΔfH⦵298) −345.8 kJ/mol Hazards Occupational safety and health
Diethylhydroxylamine (335 words) [view diff] exact match in snippet view article find links to article
Heat capacity (C) 370.8 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −175.47–−174.03 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −2.97201–−2.97069
4-Methyl-1-pentene (53 words) [view diff] exact match in snippet view article find links to article
30.7 kPa (at 20 °C) Thermochemistry Std enthalpy of formation (ΔfH⦵298) −78.86 to −77.58 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −3.99836 to −3.99728
Chloromethane (1,710 words) [view diff] exact match in snippet view article find links to article
Std molar entropy (S⦵298) 234.36 J/(K⋅mol) Std enthalpy of formation (ΔfH⦵298) −83.68 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −764.5–−763.5 kJ/mol Hazards
Germanium tetrafluoride (298 words) [view diff] exact match in snippet view article find links to article
0·10−6 cm3/mol Structure Molecular shape tetrahedral Thermochemistry Std enthalpy of formation (ΔfH⦵298) −8.008 kJ/g Hazards Occupational safety and health
Titanium nitride (1,873 words) [view diff] exact match in snippet view article find links to article
the alloy. TiN forms at very high temperatures because of its very low enthalpy of formation, and even nucleates directly from the melt in secondary steel-making
Dibutylamine (93 words) [view diff] exact match in snippet view article find links to article
Heat capacity (C) 292.9 J−1 K mol−1 Std enthalpy of formation (ΔfH⦵298) −214.8 to −209.8 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −5.6534 to −5.6490
Dimethylaminopropylamine (259 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 323.0 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −76.9–−76.9 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −3.8955–−3.8875 MJ
O-Cresol (488 words) [view diff] exact match in snippet view article find links to article
molar entropy (S⦵298) 165.44 J K−1 mol−1 Std enthalpy of formation (ΔfH⦵298) −204.3 kJ mol−1 Std enthalpy of combustion (ΔcH⦵298) −3.6936 MJ mol−1 Hazards
Sodium carbonate (3,100 words) [view diff] exact match in snippet view article find links to article
also used in the processing and tanning of animal hides. The integral enthalpy of solution of sodium carbonate is −26.7 kJ/mol . The Mohs hardness of
Dichloromethane (2,592 words) [view diff] exact match in snippet view article find links to article
J/(mol·K) Std enthalpy of formation (ΔfH⦵298) −124.3 kJ/mol Std enthalpy of combustion (ΔcH⦵298) −454.0 kJ/mol (from standard enthalpies of formation)