Mixture of Cyclotetrasiloxane, octamethyl- + Heptane
Datasets
-
Excess molar enthalpy (molar enthalpy (6)
-
Excess molar volume, m3/mol (2)
Excess molar enthalpy (molar enthalpy of mixing), kJ/mol
[ref]
| Fixed |
Measured |
| Mole fraction of Heptane (2) - Liquid |
Temperature, K - Liquid |
Pressure, kPa - Liquid |
Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid |
| 0.5000 |
298.15 |
101.00 |
1.0000 |
Partial molar enthalpy, kJ/mol of Heptane (2)
[ref]
Operational conditions:
- Temperature, K = 298.15 (Liquid)
- Pressure, kPa = 101 (Liquid)
| Mole fraction of Heptane (2) - Liquid |
Partial molar enthalpy, kJ/mol of Heptane (2) - Liquid |
| 0.0162 |
1.1772 |
| 0.0318 |
1.1588 |
| 0.0617 |
1.1156 |
| 0.0760 |
1.0929 |
| 0.0898 |
1.0721 |
| 0.1032 |
1.0582 |
| 0.1163 |
1.0342 |
| 0.1289 |
1.0183 |
| 0.1412 |
1.0012 |
| 0.1532 |
0.9841 |
| 0.1648 |
0.9660 |
| 0.1871 |
0.9306 |
| 0.2185 |
0.8887 |
| 0.2284 |
0.8743 |
| 0.2381 |
0.8619 |
| 0.2475 |
0.8465 |
| 0.2567 |
0.8321 |
| 0.2657 |
0.8207 |
| 0.2744 |
0.8112 |
| 0.2830 |
0.7967 |
| 0.4962 |
0.4906 |
| 0.5025 |
0.4800 |
| 0.5087 |
0.4724 |
| 0.5148 |
0.4657 |
| 0.5207 |
0.4571 |
| 0.5264 |
0.4494 |
| 0.5320 |
0.4418 |
| 0.5375 |
0.4351 |
| 0.5429 |
0.4264 |
| 0.7440 |
0.1682 |
| 0.7469 |
0.1653 |
| 0.7497 |
0.1625 |
| 0.7551 |
0.1567 |
| 0.7577 |
0.1539 |
Partial molar enthalpy, kJ/mol of Cyclotetrasiloxane, octamethyl- (1)
[ref]
Operational conditions:
- Pressure, kPa = 101 (Liquid)
- Temperature, K = 298.15 (Liquid)
| Mole fraction of Heptane (2) - Liquid |
Partial molar enthalpy, kJ/mol of Cyclotetrasiloxane, octamethyl- (1) - Liquid |
| 0.2653 |
0.0633 |
| 0.2674 |
0.0635 |
| 0.2695 |
0.0646 |
| 0.2717 |
0.0657 |
| 0.2761 |
0.0680 |
| 0.2784 |
0.0711 |
| 0.2807 |
0.0673 |
| 0.4830 |
0.2627 |
| 0.4860 |
0.2668 |
| 0.4890 |
0.2710 |
| 0.4921 |
0.2732 |
| 0.4952 |
0.2794 |
| 0.4984 |
0.2816 |
| 0.5016 |
0.2877 |
| 0.5048 |
0.2929 |
| 0.5081 |
0.3011 |
| 0.7350 |
0.7971 |
| 0.7391 |
0.8062 |
| 0.7516 |
0.8475 |
| 0.7559 |
0.8606 |
| 0.7602 |
0.8748 |
| 0.8927 |
1.4377 |
| 0.8975 |
1.4667 |
| 0.9024 |
1.4928 |
| 0.9123 |
1.5389 |
| 0.9173 |
1.568 |
| 0.9224 |
1.599 |
| 0.9275 |
1.6281 |
| 0.9380 |
1.6672 |
| 0.9433 |
1.7322 |
| 0.9487 |
1.7632 |
| 0.9541 |
1.7993 |
| 0.9708 |
1.9193 |
| 0.9765 |
1.9583 |
| 0.9823 |
2.0082 |
| 0.9881 |
2.0412 |
Excess molar enthalpy (molar enthalpy of mixing), kJ/mol
[ref]
| Fixed |
Measured |
| Mole fraction of Heptane (2) - Liquid |
Temperature, K - Liquid |
Pressure, kPa - Liquid |
Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid |
| 0.5000 |
298.15 |
101.00 |
1.0000 |
Partial molar enthalpy, kJ/mol of Heptane (2)
[ref]
Operational conditions:
- Temperature, K = 298.15 (Liquid)
- Pressure, kPa = 101 (Liquid)
| Mole fraction of Heptane (2) - Liquid |
Partial molar enthalpy, kJ/mol of Heptane (2) - Liquid |
| 0.0162 |
1.1772 |
| 0.0318 |
1.1588 |
| 0.0617 |
1.1156 |
| 0.0760 |
1.0929 |
| 0.0898 |
1.0721 |
| 0.1032 |
1.0582 |
| 0.1163 |
1.0342 |
| 0.1289 |
1.0183 |
| 0.1412 |
1.0012 |
| 0.1532 |
0.9841 |
| 0.1648 |
0.9660 |
| 0.1871 |
0.9306 |
| 0.2185 |
0.8887 |
| 0.2284 |
0.8743 |
| 0.2381 |
0.8619 |
| 0.2475 |
0.8465 |
| 0.2567 |
0.8321 |
| 0.2657 |
0.8207 |
| 0.2744 |
0.8112 |
| 0.2830 |
0.7967 |
| 0.4962 |
0.4906 |
| 0.5025 |
0.4800 |
| 0.5087 |
0.4724 |
| 0.5148 |
0.4657 |
| 0.5207 |
0.4571 |
| 0.5264 |
0.4494 |
| 0.5320 |
0.4418 |
| 0.5375 |
0.4351 |
| 0.5429 |
0.4264 |
| 0.7440 |
0.1682 |
| 0.7469 |
0.1653 |
| 0.7497 |
0.1625 |
| 0.7551 |
0.1567 |
| 0.7577 |
0.1539 |
Partial molar enthalpy, kJ/mol of Cyclotetrasiloxane, octamethyl- (1)
[ref]
Operational conditions:
- Pressure, kPa = 101 (Liquid)
- Temperature, K = 298.15 (Liquid)
| Mole fraction of Heptane (2) - Liquid |
Partial molar enthalpy, kJ/mol of Cyclotetrasiloxane, octamethyl- (1) - Liquid |
| 0.2653 |
0.0633 |
| 0.2674 |
0.0635 |
| 0.2695 |
0.0646 |
| 0.2717 |
0.0657 |
| 0.2761 |
0.0680 |
| 0.2784 |
0.0711 |
| 0.2807 |
0.0673 |
| 0.4830 |
0.2627 |
| 0.4860 |
0.2668 |
| 0.4890 |
0.2710 |
| 0.4921 |
0.2732 |
| 0.4952 |
0.2794 |
| 0.4984 |
0.2816 |
| 0.5016 |
0.2877 |
| 0.5048 |
0.2929 |
| 0.5081 |
0.3011 |
| 0.7350 |
0.7971 |
| 0.7391 |
0.8062 |
| 0.7516 |
0.8475 |
| 0.7559 |
0.8606 |
| 0.7602 |
0.8748 |
| 0.8927 |
1.4377 |
| 0.8975 |
1.4667 |
| 0.9024 |
1.4928 |
| 0.9123 |
1.5389 |
| 0.9173 |
1.568 |
| 0.9224 |
1.599 |
| 0.9275 |
1.6281 |
| 0.9380 |
1.6672 |
| 0.9433 |
1.7322 |
| 0.9487 |
1.7632 |
| 0.9541 |
1.7993 |
| 0.9708 |
1.9193 |
| 0.9765 |
1.9583 |
| 0.9823 |
2.0082 |
| 0.9881 |
2.0412 |
Excess molar volume, m3/mol
[ref]
Operational conditions:
- Temperature, K = 298.15 (Liquid)
- Pressure, kPa = 101 (Liquid)
| Mole fraction of Heptane (2) - Liquid |
Excess molar volume, m3/mol - Liquid |
| 0.0573 |
1.0100e-07 |
| 0.1122 |
1.7500e-07 |
| 0.2048 |
2.8900e-07 |
| 0.3094 |
3.8500e-07 |
| 0.4013 |
4.4200e-07 |
| 0.5287 |
4.9000e-07 |
| 0.6210 |
4.5900e-07 |
| 0.7084 |
4.3500e-07 |
| 0.8312 |
3.2800e-07 |
| 0.9054 |
2.1600e-07 |
| 0.9515 |
1.2500e-07 |
| 0.9598 |
1.0300e-07 |
| 0.9730 |
7.1000e-08 |
| 0.9860 |
3.9000e-08 |
Excess molar volume, m3/mol
[ref]
Operational conditions:
- Temperature, K = 298.15 (Liquid)
- Pressure, kPa = 101 (Liquid)
| Mole fraction of Heptane (2) - Liquid |
Excess molar volume, m3/mol - Liquid |
| 0.0573 |
1.0100e-07 |
| 0.1122 |
1.7500e-07 |
| 0.2048 |
2.8900e-07 |
| 0.3094 |
3.8500e-07 |
| 0.4013 |
4.4200e-07 |
| 0.5287 |
4.9000e-07 |
| 0.6210 |
4.5900e-07 |
| 0.7084 |
4.3500e-07 |
| 0.8312 |
3.2800e-07 |
| 0.9054 |
2.1600e-07 |
| 0.9515 |
1.2500e-07 |
| 0.9598 |
1.0300e-07 |
| 0.9730 |
7.1000e-08 |
| 0.9860 |
3.9000e-08 |
Sources