Ethanol

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Enthalpy of formation of gas at standard conditions (nominally 298.15 K, 1 atm.)

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

ΔfH°gas (kJ/mol) Method Reference Comment
-234.7N/AChao and Rossini, 1965Value computed using ΔfHliquid° value of -277.0±0.3 kj/mol from Chao and Rossini, 1965 and ΔvapH° value of 42.3 kj/mol from Green, 1960.; DRB
-234.7 ± 0.3CcbChao and Rossini, 1965Value computed using ΔfHliquid° from Chao and Rossini, 1965 and ΔvapH° value of 42.3 kJ/mol from Wadso, 1966.; DRB
-235.3 ± 0.50CcbGreen, 1960ALS
-235.3N/AKelley, 1929Value computed using ΔfHliquid° value of -277.6 kj/mol from Kelley, 1929 and ΔvapH° value of 42.3 kj/mol from Green, 1960.; DRB
-235.3 ± 2.0CmKelley, 1929Value computed using ΔfHliquid° from Kelley, 1929 and ΔvapH° value of 42.3 kJ/mol from Wadso, 1966. estimated uncertainty; DRB
-232.4N/AParks, 1925Value computed using ΔfHliquid° value of -274.7 kj/mol from Parks, 1925 and ΔvapH° value of 42.3 kj/mol from Green, 1960.; DRB
-232.4 ± 2.0CcbParks, 1925Value computed using ΔfHliquid° from Parks, 1925 and ΔvapH° value of 42.3 kJ/mol from Wadso, 1966. estimated uncertainty; DRB
-233.9 ± 5.0CcbRichards and Davis, 1920Value computed using ΔfHliquid° from Richards and Davis, 1920 and ΔvapH° value of 42.3 kJ/mol from Wadso, 1966. estimated uncertainty; DRB
-233.6 ± 5.0CcbEmery and Benedict, 1911Value computed using ΔfHliquid° from Emery and Benedict, 1911 and ΔvapH° value of 42.3 kJ/mol from Wadso, 1966. estimated uncertainty; DRB

References

Go To: Top, Enthalpy of formation of gas at standard conditions (nominally 298.15 K, 1 atm.), Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Chao and Rossini, 1965
Chao, J.; Rossini, F.D., Heats of combustion, formation, and isomerization of nineteen alkanols, J. Chem. Eng. Data, 1965, 10, 374-379. [all data]

Green, 1960
Green, J.H.S., Revision of the values of the heats of formation of normal alcohols, Chem. Ind. (London), 1960, 1215-1216. [all data]

Wadso, 1966
Wadso, I., Acta Chem. Scand., 1966, 20, 544. [all data]

Kelley, 1929
Kelley, K.K., The heat capacities of ethyl and hexyl alcohols from 16°K. to 298°K. and the corresponding entropies and free energies and free energies, J. Am. Chem. Soc., 1929, 51, 779-781. [all data]

Parks, 1925
Parks, G.S., Thermal data on organic compounds I. The heat capacities and free energies of methyl, ethyl and normal-butyl alcohols, J. Am. Chem. Soc., 1925, 47, 338-345. [all data]

Richards and Davis, 1920
Richards, T.W.; Davis, H.S., The heats of combustion of benzene, toluene, aliphatic alcohols, cyclohexanol, and other carbon compounds, J. Am. Chem. Soc., 1920, 42, 1599-1617. [all data]

Emery and Benedict, 1911
Emery, A.G.; Benedict, F.G., The heat of combustion of compounds of physiological importance, Am. J. Physiol., 1911, 28, 301-307. [all data]

Notes

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