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 8714

Components

No. Formula Molar Mass CAS Registry Number Name
1 C4H8O 72.107 109-99-9 Tetrahydrofuran
2 CH4O 32.042 67-56-1 Methanol
3 H2O 18.015 7732-18-5 Water
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 298.150 K
Pressure 1.000 bar

Data Table

hE [J/mol] x1 [mol/mol] x2 [mol/mol]
-355.200 0.01570 0.03130
-510.600 0.03200 0.01600
-18.800 0.03270 0.95100
-712.300 0.03300 0.06600
-875.100 0.06570 0.13130
-724.600 0.06600 0.03300
-45.200 0.06670 0.90000
-519.000 0.07300 0.69530
-783.100 0.08200 0.45900
-262.900 0.08300 0.80240
-492.400 0.09800 0.67650
-767.600 0.09900 0.45050
-893.100 0.10000 0.20000
-852.100 0.13100 0.26200
-825.900 0.13270 0.06630
-74.300 0.13330 0.80000
-422.900 0.15200 0.63600
-769.500 0.16570 0.33130
-681.700 0.17300 0.41350
-142.200 0.17300 0.72360
-800.300 0.19400 0.09700
-659.500 0.19870 0.39730
-99.200 0.20000 0.70000
-350.600 0.20300 0.59780
-634.300 0.20400 0.39800
-302.200 0.22800 0.57900
-510.200 0.23100 0.46200
-545.100 0.25900 0.37050
-17.900 0.25900 0.64840
-688.700 0.25930 0.12970
-111.900 0.26470 0.60300
-292.500 0.26630 0.53270
-479.900 0.29300 0.35350
-188.500 0.29600 0.52800
7.200 0.29970 0.59930
-159.300 0.31300 0.51530
186.600 0.31670 0.63330
-119.000 0.32800 0.50800
-545.400 0.33070 0.16530
112.200 0.34800 0.57050
-368.000 0.35300 0.32350
-117.400 0.39270 0.41100
-22.000 0.39500 0.45380
-372.000 0.39800 0.19900
15.000 0.41400 0.43950
-175.000 0.45100 0.27450
245.700 0.45100 0.48040
-193.100 0.46400 0.23200
-100.100 0.46400 0.30400
306.100 0.49400 0.44280
-80.500 0.50000 0.25000
153.600 0.51700 0.36230
-59.300 0.53400 0.19900
19.400 0.53470 0.26730
20.800 0.55320 0.22350
355.100 0.55500 0.38940
247.400 0.59400 0.30450
385.500 0.59700 0.35260
-2.300 0.59930 0.10100
223.500 0.60000 0.30000
249.200 0.60270 0.30130
268.700 0.62500 0.28130
347.000 0.63270 0.31630
30.400 0.63400 0.04900
406.700 0.65900 0.29840
187.100 0.66200 0.16900
301.000 0.67900 0.24080
416.200 0.69700 0.26510
408.600 0.71500 0.24940
332.300 0.74500 0.19130
274.900 0.77100 0.11450
414.400 0.77100 0.20040
382.800 0.79900 0.17590
325.700 0.80030 0.14980
374.100 0.82600 0.15230
274.800 0.82700 0.08650
308.900 0.85000 0.11250
274.300 0.86500 0.10130
258.200 0.88300 0.05850
303.600 0.88400 0.10150
254.800 0.90000 0.07500
245.800 0.90270 0.04870
186.800 0.93200 0.03400
170.300 0.93600 0.04800
182.500 0.94100 0.05160
134.000 0.95200 0.04200

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

Reference

Source
Keller M.; Heintz A.; Lichtenthaler R.N.: Excess molar enthalpies of (tetrahydrofuran + methanol + water) at the temperature 298.15 K and pressure 0.1 MPa. J.Chem.Thermodyn. 24 (1992) 1197-1205

List of All References

Source
Keller M.; Heintz A.; Lichtenthaler R.N.: Excess molar enthalpies of (tetrahydrofuran + methanol + water) at the temperature 298.15 K and pressure 0.1 MPa. J.Chem.Thermodyn. 24 (1992) 1197-1205

Excess Enthalpy Data Overview


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