Dortmund Data Bank

Excess Heat Capacity Data

The experimental data shown in these pages are freely available and have been published already in the DDB Explorer Edition. The data represent a small sub list of all available data in the Dortmund Data Bank. For more data or any further information please search the DDB or contact DDBST.


Excess Heat Capacity Data Set 73

Components

No. Formula Molar Mass CAS Registry Number Name
1 H2O 18.015 7732-18-5 Water
2 C2H4O2 60.053 64-19-7 Acetic acid
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 298.15 K

Data Table

Excess Heat Capacity [J/mol*K] x1 [mol/mol]
0.2360 0.02460
1.1550 0.11910
1.5600 0.17010
2.0410 0.24880
2.1930 0.30080
2.2090 0.37120
2.3130 0.40120
2.2280 0.46250
2.2410 0.49780
2.2800 0.58660
2.3550 0.71350
2.4480 0.80470
2.3240 0.80830
2.3230 0.88240
2.3550 0.88490
2.0730 0.92050
1.9620 0.93980
1.5250 0.96020
0.7940 0.98040

(x - liquid mole fraction)

Reference

Source
Casanova C.; Wilhelm E.; Grolier J.-P.E.; Kehiaian H.V.: Excess Volumes and Excess Heat Capacities of (Water + Alkanoic Acid). J.Chem.Thermodyn. 13 (1981) 241-248


Excess Heat Capacity Data Set 845

Components

No. Formula Molar Mass CAS Registry Number Name
1 H2O 18.015 7732-18-5 Water
2 C2H4O2 60.053 64-19-7 Acetic acid
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 297.05 K

Data Table

Excess Heat Capacity [J/mol*K] x1 [mol/mol]
0.3672 0.006634
1.1305 0.09343
0.9136 0.11913
2.2058 0.34021
2.1978 0.50152
2.1059 0.69058
2.4332 0.77166
2.4228 0.84353
2.0002 0.91718
0.6656 0.98303

(x - liquid mole fraction)

Reference

Source
Neiman M.B.: Thermochemische Untersuchungen der Lösungen. I. Untersuchung der Wärmekapazität binäres Systems CH3COOH + H2O bei verschiedenen Temperaturen. Zh.Obshch.Khim. 2 (1932) 1-8


Excess Heat Capacity Data Set 846

Components

No. Formula Molar Mass CAS Registry Number Name
1 H2O 18.015 7732-18-5 Water
2 C2H4O2 60.053 64-19-7 Acetic acid
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 315.15 K

Data Table

Excess Heat Capacity [J/mol*K] x1 [mol/mol]
2.5623 0.50152
2.8148 0.69058
3.1590 0.84353

(x - liquid mole fraction)

Reference

Source
Neiman M.B.: Thermochemische Untersuchungen der Lösungen. I. Untersuchung der Wärmekapazität binäres Systems CH3COOH + H2O bei verschiedenen Temperaturen. Zh.Obshch.Khim. 2 (1932) 1-8

Diagrams

Excess Heat Capacity of Acetic acid+Water
See larger image

List of All References

Source
Casanova C.; Wilhelm E.; Grolier J.-P.E.; Kehiaian H.V.: Excess Volumes and Excess Heat Capacities of (Water + Alkanoic Acid). J.Chem.Thermodyn. 13 (1981) 241-248
Neiman M.B.: Thermochemische Untersuchungen der Lösungen. I. Untersuchung der Wärmekapazität binäres Systems CH3COOH + H2O bei verschiedenen Temperaturen. Zh.Obshch.Khim. 2 (1932) 1-8

Excess Heat Capacity Data Overview


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