Dortmund Data Bank

Excess Enthalpy 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.


Enthalpy of Mixing Data Set 8020

Components

No. Formula Molar Mass CAS Registry Number Name
1 C6H12 84.161 110-82-7 Cyclohexane
2 H2O 18.015 7732-18-5 Water
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Miscibility gap: No

Constant Value

Temperature 363.200 K
Pressure 1.010 bar

Data Table

hE [J/mol] x1 [mol/mol]
121.800 0.40100
123.800 0.41700
126.100 0.44800
125.200 0.46600
126.700 0.49000
126.300 0.49200
125.700 0.51300
125.800 0.54300
120.800 0.59700
120.800 0.62100

(hE - excess enthalpy, x - liquid mole fraction)

Reference

Source
Wormald C.J.; Lancaster N.M.: Excess Molar Enthalpies for (Water + Benzene)(g) and (Water + Cyclohexane)(g). J.Chem.Thermodyn. 17 (1985) 903-908


Enthalpy of Mixing Data Set 8021

Components

No. Formula Molar Mass CAS Registry Number Name
1 C6H12 84.161 110-82-7 Cyclohexane
2 H2O 18.015 7732-18-5 Water
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 373.200 K
Pressure 1.010 bar

Data Table

hE [J/mol] x1 [mol/mol]
107.800 0.37200
112.800 0.42300
113.800 0.45600
113.600 0.45900
114.100 0.47900
114.600 0.49400
115.800 0.51700
116.800 0.51900
113.400 0.58200
110.500 0.60100

(hE - excess enthalpy, x - liquid mole fraction)

Reference

Source
Wormald C.J.; Lancaster N.M.: Excess Molar Enthalpies for (Water + Benzene)(g) and (Water + Cyclohexane)(g). J.Chem.Thermodyn. 17 (1985) 903-908


Enthalpy of Mixing Data Set 8022

Components

No. Formula Molar Mass CAS Registry Number Name
1 C6H12 84.161 110-82-7 Cyclohexane
2 H2O 18.015 7732-18-5 Water
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 382.800 K
Pressure 1.010 bar

Data Table

hE [J/mol] x1 [mol/mol]
96.400 0.37800
102.700 0.42100
100.700 0.43300
103.400 0.46400
101.500 0.47600
103.100 0.49200
102.500 0.50600
103.800 0.53400
103.700 0.55900
100.900 0.59400

(hE - excess enthalpy, x - liquid mole fraction)

Reference

Source
Wormald C.J.; Lancaster N.M.: Excess Molar Enthalpies for (Water + Benzene)(g) and (Water + Cyclohexane)(g). J.Chem.Thermodyn. 17 (1985) 903-908

Diagrams

Excess Enthalpies of Cyclohexane+Water
See larger image

List of All References

Source
Wormald C.J.; Lancaster N.M.: Excess Molar Enthalpies for (Water + Benzene)(g) and (Water + Cyclohexane)(g). J.Chem.Thermodyn. 17 (1985) 903-908

Excess Enthalpy Data Overview


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