Acetic acid, sodium salt

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Condensed phase thermochemistry data

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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 by: Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
solid,1 bar138.10J/mol*KN/AFranzosini, Plautz, et al., 1983 
solid,1 bar123.09J/mol*KN/AStrelkev, 1955 

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
100.83298.15Franzosini, Plautz, et al., 1983T = 7 to 350 K.
111.7340.Ferloni, Sanesi, et al., 1975crystaline, IV phase; T = 340 to 610 K.
88.07291.18Strelkev, 1955T = 13 to 292 K. Value is unsmoothed experimental datum.

Phase change data

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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tfus601.3KN/AFerloni, Sanesi, et al., 1975, 2Crystal phase 1 phase; Uncertainty assigned by TRC = 0.2 K; TRC

Temperature of phase transition

Ttrs (K) Initial Phase Final Phase Reference Comment
21.crystaline, IIcrystaline, IFranzosini, Plautz, et al., 1983S = 12.5 J/mol*K Questionable second-order transition.; DH

Enthalpy of phase transition

ΔHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.290414.crystaline, IVcrystaline, IIIFerloni, Sanesi, et al., 1975DH
0.420465.crystaline, IIIcrystaline, IIFerloni, Sanesi, et al., 1975DH
0.170527.crystaline, IIcrystaline, IFerloni, Sanesi, et al., 1975DH
17.950601.3crystaline, IliquidFerloni, Sanesi, et al., 1975DH

Entropy of phase transition

ΔStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
0.7414.crystaline, IVcrystaline, IIIFerloni, Sanesi, et al., 1975DH
0.8465.crystaline, IIIcrystaline, IIFerloni, Sanesi, et al., 1975DH
0.3527.crystaline, IIcrystaline, IFerloni, Sanesi, et al., 1975DH
29.9601.3crystaline, IliquidFerloni, Sanesi, et al., 1975DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Reaction thermochemistry data

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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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

2Sodium hydroxide + acetyl fluoride = Acetic acid, sodium salt + sodium fluoride + Water

By formula: 2HNaO + C2H3FO = C2H3NaO2 + FNa + H2O

Quantity Value Units Method Reference Comment
Δr-56.15 ± 0.08kJ/molCmPritchard and Skinner, 1950liquid phase; Corrected for CODATA value of ΔfH; HF(100)
Δr-177.kJ/molCmCarson and Skinner, 1949liquid phase

Sodium hydroxide + Ketene = Acetic acid, sodium salt

By formula: HNaO + C2H2O = C2H3NaO2

Quantity Value Units Method Reference Comment
Δr-208.2 ± 1.6kJ/molCmNuttall, Laufer, et al., 1971gas phase
Δr-197.3kJ/molCmRice and Greenberg, 1934gas phase

Sodium hydroxide + Acetamide = Acetic acid, sodium salt + Ammonia

By formula: HNaO + C2H5NO = C2H3NaO2 + H3N

Quantity Value Units Method Reference Comment
Δr-45.6kJ/molCmCalvet, 1933solid phase; Heat of hydrolysis

References

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

Franzosini, Plautz, et al., 1983
Franzosini, P.; Plautz, W.A.; Westrum, E.F., Jr., Thermophysics of metal alkanoates. I. Heat capacities and thermodynamic properties of sodium methanoate and ethanoate, J. Chem. Thermodynam., 1983, 15, 445-456. [all data]

Strelkev, 1955
Strelkev, I.I., Specific heat and entropy of sodium acetate, Ukr. Khim. Zh. (Russ. Ed.), 1955, 21, 551-553. [all data]

Ferloni, Sanesi, et al., 1975
Ferloni, P.; Sanesi, M.; Franzosini, P.; C4 alkanoates, Phase transitions in the alkali C1-n., Z. Naturforsch. 30a, 1975, 1447-1454. [all data]

Ferloni, Sanesi, et al., 1975, 2
Ferloni, P.; Sanesi, M.; Franzosini, P., Phase transitions in the alkali C1-n.C4 alkanoates, Z. Naturforsch., A: Phys., Phys. Chem., Kosmophys., 1975, 30, 1447-57. [all data]

Pritchard and Skinner, 1950
Pritchard, H.O.; Skinner, H.A., The heat of hydrolysis of acetyl fluoride, J. Chem. Soc., 1950, 1099. [all data]

Carson and Skinner, 1949
Carson, A.S.; Skinner, H.A., 201. Carbon-halogen bond energies in the acetyl halides, J. Chem. Soc., 1949, 936-939. [all data]

Nuttall, Laufer, et al., 1971
Nuttall, R.L.; Laufer, A.H.; Kilday, M.V., The enthalpy of formation of ketene, J. Chem. Thermodyn., 1971, 3, 167-174. [all data]

Rice and Greenberg, 1934
Rice, F.O.; Greenberg, J., Ketene. III. Heat of formation and heat of reaction with alcohols, J. Am. Chem. Soc., 1934, 38, 2268-2270. [all data]

Calvet, 1933
Calvet, E., Mesures thermochimiques directes en chimie organique vitesses et chaleurs de saponification des amides. II.-Mesures effectuees et resultats obtenus, J. Chim. Phys., 1933, 30, 140-146. [all data]


Notes

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