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 1618
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C3H8O |
60.096 |
67-63-0 |
2-Propanol |
| 2 |
C8H10 |
106.167 |
106-42-3 |
p-Xylene |
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Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| 270.800 |
0.01950 |
| 507.100 |
0.04620 |
| 738.100 |
0.09230 |
| 936.700 |
0.15830 |
| 1090.500 |
0.24180 |
| 1168.800 |
0.32490 |
| 1187.400 |
0.39030 |
| 1163.000 |
0.47730 |
| 1107.500 |
0.54540 |
| 1081.700 |
0.57150 |
| 1008.800 |
0.62450 |
| 887.700 |
0.69360 |
| 770.500 |
0.74870 |
| 616.700 |
0.81020 |
| 415.100 |
0.87970 |
| 242.000 |
0.93300 |
| 113.600 |
0.97000 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Nagata I.; Ogasawara Y.: Prediction of Ternary Excess Enthalpies from Binary Data.. Thermochim.Acta 52 (1982) 155-168 |
Enthalpy of Mixing Data Set 7180
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C3H8O |
60.096 |
67-63-0 |
2-Propanol |
| 2 |
C8H10 |
106.167 |
106-42-3 |
p-Xylene |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| 780.900 |
0.11050 |
| 905.100 |
0.14150 |
| 1065.200 |
0.21160 |
| 1156.000 |
0.28560 |
| 1175.900 |
0.33810 |
| 1181.400 |
0.38850 |
| 1170.400 |
0.43510 |
| 1140.600 |
0.49680 |
| 1090.600 |
0.54510 |
| 978.400 |
0.63860 |
| 760.000 |
0.75240 |
| 550.400 |
0.83280 |
| 324.500 |
0.90640 |
| 190.000 |
0.94610 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Letcher T.M.; Prasad A.K.; Schoonbaert F.E.Z.; Mercer-Chalmers J.: Excess enthalpies of (a xylene + an alkanol) at 298.2 K. J.Chem.Thermodyn. 22 (1990) 765-770 |
Enthalpy of Mixing Data Set 12231
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C3H8O |
60.096 |
67-63-0 |
2-Propanol |
| 2 |
C8H10 |
106.167 |
106-42-3 |
p-Xylene |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| 931.000 |
0.11100 |
| 1155.000 |
0.17270 |
| 1278.000 |
0.25780 |
| 1290.000 |
0.31260 |
| 1274.000 |
0.37190 |
| 1236.000 |
0.43340 |
| 1184.000 |
0.49780 |
| 1103.000 |
0.56610 |
| 1031.000 |
0.61340 |
| 887.000 |
0.68830 |
| 809.000 |
0.72240 |
| 595.000 |
0.79990 |
| 403.000 |
0.86050 |
| 233.000 |
0.91320 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Singh K.C.; Kalra K.C.; Maken S.; Gupta V.: Excess heat of mixing of 1-propanol or 2-propanol with benzene, toluene, o-, m- and p-xylenes at 298.15 K. Thermochim.Acta 275 (1996) 51-65 |
Diagrams
List of All References
| Source |
| Nagata I.; Ogasawara Y.: Prediction of Ternary Excess Enthalpies from Binary Data.. Thermochim.Acta 52 (1982) 155-168 |
| Letcher T.M.; Prasad A.K.; Schoonbaert F.E.Z.; Mercer-Chalmers J.: Excess enthalpies of (a xylene + an alkanol) at 298.2 K. J.Chem.Thermodyn. 22 (1990) 765-770 |
| Singh K.C.; Kalra K.C.; Maken S.; Gupta V.: Excess heat of mixing of 1-propanol or 2-propanol with benzene, toluene, o-, m- and p-xylenes at 298.15 K. Thermochim.Acta 275 (1996) 51-65 |
Excess Enthalpy Data Overview
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