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 86
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
CH4O |
32.042 |
67-56-1 |
Methanol |
| 2 |
H2O |
18.015 |
7732-18-5 |
Water |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| Excess Heat Capacity [J/mol*K] |
x1 [mol/mol] |
| 1.0000 |
0.01298 |
| 1.4500 |
0.01919 |
| 1.8500 |
0.02497 |
| 2.2000 |
0.03031 |
| 2.8400 |
0.04100 |
| 3.2700 |
0.04892 |
| 3.3700 |
0.05129 |
| 3.8700 |
0.06145 |
| 4.1700 |
0.06864 |
| 4.3100 |
0.07250 |
| 4.6000 |
0.08092 |
| 4.9000 |
0.09083 |
| 5.1400 |
0.10103 |
| 5.4700 |
0.12010 |
| 5.4800 |
0.12427 |
| 5.6500 |
0.14895 |
| 5.6500 |
0.17252 |
| 5.6000 |
0.18915 |
| 5.5000 |
0.20456 |
| 5.3400 |
0.22548 |
| 5.0600 |
0.25033 |
| 4.9300 |
0.27162 |
| 4.7200 |
0.29087 |
| 4.4700 |
0.31944 |
| 4.4100 |
0.32388 |
| 4.2300 |
0.34111 |
| 4.0100 |
0.37193 |
| 3.6100 |
0.40689 |
| 3.5000 |
0.43104 |
| 3.2600 |
0.46294 |
| 3.0300 |
0.48619 |
| 2.8100 |
0.52346 |
| 2.5400 |
0.54547 |
| 2.4100 |
0.57309 |
| 2.3700 |
0.58465 |
| 2.0200 |
0.63044 |
| 1.8700 |
0.64739 |
| 1.7700 |
0.66984 |
| 1.5300 |
0.70073 |
| 1.4300 |
0.72532 |
| 1.1200 |
0.76577 |
| 0.9000 |
0.80009 |
| 0.6600 |
0.83749 |
| 0.5400 |
0.85313 |
| 0.3900 |
0.88432 |
| 0.1500 |
0.93664 |
(x - liquid mole fraction)
Reference
| Source |
| Benson G.C.; D'Arcy P.J.: Excess Isobaric Heat Capacities of Water-n-Alcohol Mixtures. J.Chem.Eng.Data 27 (1982) 439-442 |
Excess Heat Capacity Data Set 87
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
CH4O |
32.042 |
67-56-1 |
Methanol |
| 2 |
H2O |
18.015 |
7732-18-5 |
Water |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| Excess Heat Capacity [J/mol*K] |
x1 [mol/mol] |
| 1.1000 |
0.01547 |
| 1.5300 |
0.02195 |
| 1.8300 |
0.02617 |
| 2.2300 |
0.03226 |
| 2.2900 |
0.03339 |
| 3.0200 |
0.04519 |
| 3.1900 |
0.04811 |
| 3.4200 |
0.05338 |
| 3.4700 |
0.05375 |
| 4.5700 |
0.07401 |
| 4.8800 |
0.08104 |
| 5.6800 |
0.10055 |
| 5.8600 |
0.10632 |
| 6.4700 |
0.12494 |
| 7.0400 |
0.14923 |
| 7.1700 |
0.16010 |
| 7.3000 |
0.17036 |
| 7.4600 |
0.17582 |
| 7.6600 |
0.20835 |
| 7.7300 |
0.21698 |
| 7.7800 |
0.22351 |
| 7.8100 |
0.24514 |
| 7.8100 |
0.26453 |
| 7.7900 |
0.27152 |
| 7.5300 |
0.31055 |
| 7.5400 |
0.32620 |
| 7.3900 |
0.34494 |
| 7.3400 |
0.34508 |
| 7.3700 |
0.35666 |
| 7.1900 |
0.36598 |
| 7.2500 |
0.37366 |
| 7.1800 |
0.37730 |
| 6.8000 |
0.41379 |
| 6.8300 |
0.42158 |
| 6.5100 |
0.45875 |
| 6.3600 |
0.46044 |
| 5.9400 |
0.50947 |
| 5.8200 |
0.51944 |
| 5.4400 |
0.55406 |
| 4.8900 |
0.61254 |
| 4.3600 |
0.65628 |
| 4.0400 |
0.68870 |
| 3.9200 |
0.70020 |
| 3.8300 |
0.70566 |
| 3.7900 |
0.70635 |
| 3.1000 |
0.76118 |
| 2.5100 |
0.80642 |
| 1.9600 |
0.85033 |
| 1.9300 |
0.85274 |
| 0.7700 |
0.94706 |
(x - liquid mole fraction)
Reference
| Source |
| Benson G.C.; D'Arcy P.J.: Excess Isobaric Heat Capacities of Water-n-Alcohol Mixtures. J.Chem.Eng.Data 27 (1982) 439-442 |
Excess Heat Capacity Data Set 92
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
CH4O |
32.042 |
67-56-1 |
Methanol |
| 2 |
H2O |
18.015 |
7732-18-5 |
Water |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| Excess Heat Capacity [J/mol*K] |
x1 [mol/mol] |
| 0.7050 |
0.00939 |
| 1.4860 |
0.02039 |
| 2.0600 |
0.02903 |
| 2.7500 |
0.03997 |
| 3.2100 |
0.04912 |
| 3.3800 |
0.05097 |
| 3.8400 |
0.05965 |
| 4.2800 |
0.06899 |
| 4.7300 |
0.07943 |
| 5.1800 |
0.09125 |
| 5.4600 |
0.10082 |
| 5.4900 |
0.10179 |
| 6.2400 |
0.13120 |
| 6.2900 |
0.14494 |
| 6.7700 |
0.18518 |
| 6.7500 |
0.20135 |
| 6.7400 |
0.20174 |
| 6.7500 |
0.23339 |
| 6.5400 |
0.27443 |
| 6.2900 |
0.29892 |
| 6.2300 |
0.30531 |
| 5.9800 |
0.33620 |
| 5.5400 |
0.38239 |
| 5.4900 |
0.39491 |
| 5.4300 |
0.40012 |
| 4.9200 |
0.45650 |
| 4.5000 |
0.50538 |
| 4.5000 |
0.50685 |
| 4.1000 |
0.55333 |
| 3.7100 |
0.59807 |
| 3.6000 |
0.60487 |
| 3.2600 |
0.64826 |
| 2.8000 |
0.69670 |
| 2.7000 |
0.69674 |
| 2.3100 |
0.74753 |
| 1.8200 |
0.79718 |
| 1.6800 |
0.79859 |
| 1.4000 |
0.84671 |
| 0.6600 |
0.90112 |
| 0.7200 |
0.90768 |
| 0.4700 |
0.93752 |
| 0.2400 |
0.95817 |
(x - liquid mole fraction)
Reference
| Source |
| Benson G.C.; D'Arcy P.J.; Kiyohara O.: II. Isobaric Heat Capacities of Water-n-Alcohol Mixtures at 25 °C. J.Solution Chem. 9 (1980) 931-938 |
Diagrams
List of All References
| Source |
| Benson G.C.; D'Arcy P.J.: Excess Isobaric Heat Capacities of Water-n-Alcohol Mixtures. J.Chem.Eng.Data 27 (1982) 439-442 |
| Benson G.C.; D'Arcy P.J.; Kiyohara O.: II. Isobaric Heat Capacities of Water-n-Alcohol Mixtures at 25 °C. J.Solution Chem. 9 (1980) 931-938 |
Excess Heat Capacity Data Overview
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