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 636

Components

No. Formula Molar Mass CAS Registry Number Name
1 CH4O 32.042 67-56-1 Methanol
2 C4H10O 74.123 71-36-3 1-Butanol
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]
-0.6040 0.10003
-1.0400 0.20006
-1.3190 0.30007
-1.4280 0.40009
-1.4090 0.50009
-1.2760 0.60009
-1.0390 0.70007
-0.8890 0.75007
-0.7280 0.80006
-0.5590 0.85004
-0.3770 0.90003
-0.1910 0.95002

(x - liquid mole fraction)

Reference

Source
Ogawa H.; Murakami S.: Excess Volumes, Isentropic Compressions, and Isobaric Heat Capacities for Methanol Mixed with Other Alkanols at 25 °C. J.Solution Chem. 16 (1987) 315-326

Diagrams

Excess Heat Capacity of 1-Butanol+Methanol
See larger image

List of All References

Source
Ogawa H.; Murakami S.: Excess Volumes, Isentropic Compressions, and Isobaric Heat Capacities for Methanol Mixed with Other Alkanols at 25 °C. J.Solution Chem. 16 (1987) 315-326

Excess Heat Capacity Data Overview


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