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 9990

Components

No. Formula Molar Mass CAS Registry Number Name
1 C10H8 128.174 91-20-3 Naphthalene
2 C5H9NO 99.133 872-50-4 N-Methyl-2-pyrrolidone
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]
-13.900 0.01100
-39.700 0.01400
-79.700 0.02400
-118.000 0.02600
-168.000 0.02900
-193.000 0.04100
-243.000 0.04700
-294.000 0.05300

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

Reference

Source
Yanbukhtina R.A.; Gaile A.A.; Semenov L.V.: Wechselwirkungsenthalpie von N-Methylpyrrolidon mit C9-C12-Arenen. Zh.Prikl.Khim. 61 (1988) 332-336

Diagrams

Excess Enthalpies of Naphthalene+N-Methyl-2-pyrrolidone
See larger image

List of All References

Source
Yanbukhtina R.A.; Gaile A.A.; Semenov L.V.: Wechselwirkungsenthalpie von N-Methylpyrrolidon mit C9-C12-Arenen. Zh.Prikl.Khim. 61 (1988) 332-336

Excess Enthalpy Data Overview


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