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 965

Components

No. Formula Molar Mass CAS Registry Number Name
1 C2H6O 46.069 64-17-5 Ethanol
2 C6H6 78.114 71-43-2 Benzene
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]
0.0083 0.00208
0.0039 0.00410
0.0856 0.00603
0.1410 0.00761
0.2157 0.00925
0.3620 0.01172
1.6400 0.02326
3.3600 0.03548
3.9500 0.03998
5.9300 0.05728
7.5900 0.07667
9.1100 0.09958
10.5900 0.13030
11.5300 0.15574
13.9700 0.29034
14.5100 0.36594
13.8000 0.47972
12.2700 0.58257
9.7700 0.69591
7.1700 0.78913
3.6000 0.89877

(x - liquid mole fraction)

Reference

Source
Tanaka R.; Toyama S.: Excess Molar Volumes and Excess Molar Heat Capacities for Binary Mixtures of (Ethanol + Benzene, or Toluene, or o-Xylene, or Chlorobenzene) at a Temperature of 298.15 K. J.Chem.Eng.Data 42 (1997) 871-874


Excess Heat Capacity Data Set 1145

Components

No. Formula Molar Mass CAS Registry Number Name
1 C2H6O 46.069 64-17-5 Ethanol
2 C6H6 78.114 71-43-2 Benzene
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 293.15 K

Data Table

Excess Heat Capacity [J/mol*K] x1 [mol/mol]
12.2845 0.17590
12.8985 0.29770
12.5029 0.42220
11.3416 0.52290
9.0002 0.64090
7.6010 0.71780
6.0395 0.79820
4.1973 0.87550
3.9169 0.90970

(x - liquid mole fraction)

Reference

Source
Perrakis N.: Les propriétés physiques des mélanges doubles liquides dans le voisinage de l'état critique de miscibilité. J.Chim.Phys. 22 (1925) 280-310

Diagrams

Excess Heat Capacity of Ethanol+Benzene
See larger image

List of All References

Source
Tanaka R.; Toyama S.: Excess Molar Volumes and Excess Molar Heat Capacities for Binary Mixtures of (Ethanol + Benzene, or Toluene, or o-Xylene, or Chlorobenzene) at a Temperature of 298.15 K. J.Chem.Eng.Data 42 (1997) 871-874
Perrakis N.: Les propriétés physiques des mélanges doubles liquides dans le voisinage de l'état critique de miscibilité. J.Chim.Phys. 22 (1925) 280-310

Excess Heat Capacity Data Overview


© DDBST GmbH