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 8286

Components

No. Formula Molar Mass CAS Registry Number Name
1 CH4 16.043 74-82-8 Methane
2 C6H14 86.177 110-54-3 Hexane
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 343.200 K
Pressure 1.0132 bar

Data Table

hE [J/mol] x1 [mol/mol]
83.700 0.30400
91.400 0.35500
94.200 0.42100
99.300 0.45600
96.800 0.47800
98.200 0.53300
94.300 0.59500
82.400 0.68400
72.300 0.75000
56.300 0.82200

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

Reference

Source
Hutchings D.J.; Lewis E.J.; Wormald C.J.: Excess Enthalpies of Mixtures of Methane + Each of the n-Alkanes from Ethane to n-Octane. J.Chem.Thermodyn. 10 (1978) 559-566


Enthalpy of Mixing Data Set 8287

Components

No. Formula Molar Mass CAS Registry Number Name
1 CH4 16.043 74-82-8 Methane
2 C6H14 86.177 110-54-3 Hexane
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 363.200 K
Pressure 1.0132 bar

Data Table

hE [J/mol] x1 [mol/mol]
70.700 0.29400
74.600 0.35000
80.000 0.40100
81.600 0.42500
82.100 0.52100
79.400 0.55600
77.000 0.63000
71.400 0.67500
63.200 0.73000
54.800 0.78400

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

Reference

Source
Hutchings D.J.; Lewis E.J.; Wormald C.J.: Excess Enthalpies of Mixtures of Methane + Each of the n-Alkanes from Ethane to n-Octane. J.Chem.Thermodyn. 10 (1978) 559-566


Enthalpy of Mixing Data Set 8288

Components

No. Formula Molar Mass CAS Registry Number Name
1 CH4 16.043 74-82-8 Methane
2 C6H14 86.177 110-54-3 Hexane
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 373.200 K
Pressure 1.0132 bar

Data Table

hE [J/mol] x1 [mol/mol]
70.000 0.36700
73.200 0.38200
69.800 0.39500
74.200 0.45000
74.600 0.48800
72.900 0.52800
74.500 0.54900
68.300 0.61100
66.000 0.67000
55.900 0.74900

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

Reference

Source
Hutchings D.J.; Lewis E.J.; Wormald C.J.: Excess Enthalpies of Mixtures of Methane + Each of the n-Alkanes from Ethane to n-Octane. J.Chem.Thermodyn. 10 (1978) 559-566

Diagrams

Excess Enthalpies of Hexane+Methane
See larger image

List of All References

Source
Hutchings D.J.; Lewis E.J.; Wormald C.J.: Excess Enthalpies of Mixtures of Methane + Each of the n-Alkanes from Ethane to n-Octane. J.Chem.Thermodyn. 10 (1978) 559-566

Excess Enthalpy Data Overview


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