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 3266

Components

No. Formula Molar Mass CAS Registry Number Name
1 C6H12 84.161 592-41-6 1-Hexene
2 C6H14 86.177 110-54-3 Hexane
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 298.150 K

Data Table

hE [J/mol] x1 [mol/mol]
34.600 0.15850
46.300 0.26490
49.900 0.31550
53.300 0.39120
51.300 0.53430
45.500 0.63050
41.300 0.69050
29.900 0.78430

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

Reference

Source
Letcher T.M.; Sack J.: The Excess Enthalpy of Mixing of Some Hydrocarbon Mixtures. J.S.Afr.Chem.Inst. 28 (1975) 316-320


Enthalpy of Mixing Data Set 3267

Components

No. Formula Molar Mass CAS Registry Number Name
1 C6H12 84.161 592-41-6 1-Hexene
2 C6H14 86.177 110-54-3 Hexane
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 298.150 K

Data Table

hE [J/mol] x1 [mol/mol]
10.700 0.04750
31.800 0.16530
50.500 0.30220
57.000 0.39320
61.100 0.49350
57.900 0.59960
51.200 0.72210
37.700 0.84240
13.300 0.94190

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

Reference

Source
Woycicki W.: 1. n-Alkene + n-Alkane. J.Chem.Thermodyn. 7 (1975) 77-81


Enthalpy of Mixing Data Set 22154

Components

No. Formula Molar Mass CAS Registry Number Name
1 C6H12 84.161 592-41-6 1-Hexene
2 C6H14 86.177 110-54-3 Hexane
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 323.150 K
Pressure 14.790 bar

Data Table

hE [J/mol] x1 [mol/mol]
9.243 0.05190
18.042 0.10360
26.236 0.15510
32.170 0.20640
38.546 0.25750
42.935 0.30840
46.426 0.35910
48.146 0.40950
50.380 0.45980
50.438 0.50990
49.669 0.55980
48.657 0.60950
45.863 0.65890
43.027 0.70820
37.436 0.75730
31.899 0.80630
25.794 0.85500
18.489 0.90350
9.594 0.95180

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

Reference

Source
Gmehling J.: unpublished data. Unpublished Data (2011) 1-43

Diagrams

Excess Enthalpies of Hexane+1-Hexene
See larger image

List of All References

Source
Gmehling J.: unpublished data. Unpublished Data (2011) 1-43
Letcher T.M.; Sack J.: The Excess Enthalpy of Mixing of Some Hydrocarbon Mixtures. J.S.Afr.Chem.Inst. 28 (1975) 316-320
Woycicki W.: 1. n-Alkene + n-Alkane. J.Chem.Thermodyn. 7 (1975) 77-81

Excess Enthalpy Data Overview


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