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 1282

Components

No. Formula Molar Mass CAS Registry Number Name
1 H2O 18.015 7732-18-5 Water
2 C2H6O2 62.068 107-21-1 1,2-Ethanediol
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]
-241.788 0.15200
-428.728 0.27400
-544.954 0.38200
-766.101 0.60700
-722.642 0.67400
-562.287 0.86100
-344.741 0.93900

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

Reference

Source
Könnecke H.-G.; Steinert H.; Leibnitz E.: Über die Mischungswärmen binärer flüssiger Systeme am Beispiel Benzol/Glykole und Wasser/Glykole. Z.Phys.Chem.(Leipzig) 208 (1957) 147-156


Enthalpy of Mixing Data Set 1283

Components

No. Formula Molar Mass CAS Registry Number Name
1 H2O 18.015 7732-18-5 Water
2 C2H6O2 62.068 107-21-1 1,2-Ethanediol
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 308.150 K

Data Table

hE [J/mol] x1 [mol/mol]
-197.198 0.15200
-376.393 0.27400
-540.641 0.38200
-668.757 0.60700
-686.635 0.67400
-555.630 0.86100
-342.606 0.93900

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

Reference

Source
Könnecke H.-G.; Steinert H.; Leibnitz E.: Über die Mischungswärmen binärer flüssiger Systeme am Beispiel Benzol/Glykole und Wasser/Glykole. Z.Phys.Chem.(Leipzig) 208 (1957) 147-156


Enthalpy of Mixing Data Set 1284

Components

No. Formula Molar Mass CAS Registry Number Name
1 H2O 18.015 7732-18-5 Water
2 C2H6O2 62.068 107-21-1 1,2-Ethanediol
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 318.150 K

Data Table

hE [J/mol] x1 [mol/mol]
-174.171 0.15200
-324.058 0.27400
-449.788 0.38200
-627.559 0.60700
-657.327 0.67400
-516.860 0.86100
-280.306 0.93900

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

Reference

Source
Könnecke H.-G.; Steinert H.; Leibnitz E.: Über die Mischungswärmen binärer flüssiger Systeme am Beispiel Benzol/Glykole und Wasser/Glykole. Z.Phys.Chem.(Leipzig) 208 (1957) 147-156

Diagrams

Excess Enthalpies of 1,2-Ethanediol+Water
See larger image

List of All References

Source
Könnecke H.-G.; Steinert H.; Leibnitz E.: Über die Mischungswärmen binärer flüssiger Systeme am Beispiel Benzol/Glykole und Wasser/Glykole. Z.Phys.Chem.(Leipzig) 208 (1957) 147-156

Excess Enthalpy Data Overview


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