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 1108
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C4H10O |
74.123 |
60-29-7 |
Diethyl ether |
| 2 |
C2H6O |
46.069 |
64-17-5 |
Ethanol |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| 59.453 |
0.05000 |
| 96.296 |
0.08000 |
| 177.939 |
0.15000 |
| 394.815 |
0.40000 |
| 439.614 |
0.46000 |
| 502.416 |
0.58000 |
| 510.790 |
0.62400 |
| 514.976 |
0.65000 |
| 514.976 |
0.71000 |
| 445.894 |
0.79300 |
| 443.801 |
0.81000 |
| 309.823 |
0.89900 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Calvet E.: Sur le Mechanisme de la Dissolution. Etude au Microcalorimetre. Mem.Services Chim.Etat.(Paris) 32 (1945) 168-219 |
Enthalpy of Mixing Data Set 1109
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C4H10O |
74.123 |
60-29-7 |
Diethyl ether |
| 2 |
C2H6O |
46.069 |
64-17-5 |
Ethanol |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| 464.735 |
0.36900 |
| 510.790 |
0.41900 |
| 544.284 |
0.45300 |
| 556.844 |
0.47700 |
| 581.965 |
0.50400 |
| 573.592 |
0.53500 |
| 594.525 |
0.55000 |
| 594.525 |
0.58700 |
| 602.899 |
0.60000 |
| 607.086 |
0.62100 |
| 623.833 |
0.63900 |
| 602.899 |
0.64100 |
| 611.273 |
0.67800 |
| 611.273 |
0.71300 |
| 598.712 |
0.74600 |
| 581.965 |
0.77600 |
| 548.471 |
0.81300 |
| 489.855 |
0.85200 |
| 397.746 |
0.88500 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Desmaroux M.: Étude expérimentale du mélange anhydre d'alcool et d'éther éthylique. Mem.Poudres 23 (1928) 198-229 |
Enthalpy of Mixing Data Set 1110
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C4H10O |
74.123 |
60-29-7 |
Diethyl ether |
| 2 |
C2H6O |
46.069 |
64-17-5 |
Ethanol |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| 40.193 |
0.03050 |
| 254.557 |
0.16200 |
| 433.752 |
0.28090 |
| 477.714 |
0.33250 |
| 568.986 |
0.41110 |
| 677.424 |
0.56210 |
| 667.794 |
0.72440 |
| 382.255 |
0.91180 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Hirobe H.: Thermochemical Studies. J.Fac.Sci.Univ.Tokyo Sec.1 1 (1926) 155-222 |
Diagrams
List of All References
| Source |
| Hirobe H.: Thermochemical Studies. J.Fac.Sci.Univ.Tokyo Sec.1 1 (1926) 155-222 |
| Desmaroux M.: Étude expérimentale du mélange anhydre d'alcool et d'éther éthylique. Mem.Poudres 23 (1928) 198-229 |
| Calvet E.: Sur le Mechanisme de la Dissolution. Etude au Microcalorimetre. Mem.Services Chim.Etat.(Paris) 32 (1945) 168-219 |
Excess Enthalpy Data Overview
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