Mixture of Pyridine + o-Toluidine

Datasets

1. Excess molar enthalpy (molar enthalpy (2)
2. ρ_l - Mass density, kg/m3 (2)
3. c_sound,fluid - Speed of Sound, m/s (2)
4. Excess molar volume, m3/mol (2)

Excess molar enthalpy (molar enthalpy of mixing), kJ/mol [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Temperature, K = 308.15 (Liquid)

Mole fraction of o-Toluidine (2) - Liquid	Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
0.0397	-0.2174
0.0728	-0.3741
0.1263	-0.5716
0.1742	-0.7163
0.2163	-0.8046
0.2681	-0.8915
0.3192	-0.9615
0.3707	-1.0021
0.4212	-1.0254
0.4826	-1.0329
0.5261	-1.0253
0.5815	-1.0066
0.6327	-0.9633
0.7026	-0.8931
0.7735	-0.7828
0.8177	-0.6899
0.8802	-0.5159
0.9723	-0.1446

Excess molar enthalpy (molar enthalpy of mixing), kJ/mol [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Temperature, K = 308.15 (Liquid)

Mole fraction of o-Toluidine (2) - Liquid	Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
0.0397	-0.2174
0.0728	-0.3741
0.1263	-0.5716
0.1742	-0.7163
0.2163	-0.8046
0.2681	-0.8915
0.3192	-0.9615
0.3707	-1.0021
0.4212	-1.0254
0.4826	-1.0329
0.5261	-1.0253
0.5815	-1.0066
0.6327	-0.9633
0.7026	-0.8931
0.7735	-0.7828
0.8177	-0.6899
0.8802	-0.5159
0.9723	-0.1446

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of o-Toluidine (2) - Liquid	Mass density, kg/m3 - Liquid
298.15	0.0652	980.854
298.15	0.1138	982.607
298.15	0.1477	983.731
298.15	0.1853	984.895
298.15	0.2374	986.375
298.15	0.2686	987.172
298.15	0.3005	987.937
298.15	0.3526	989.058
298.15	0.4104	990.119
298.15	0.4837	991.237
298.15	0.5238	991.751
298.15	0.5641	992.187
298.15	0.6231	992.73
298.15	0.6974	993.253
298.15	0.7678	993.622
298.15	0.8236	993.838
298.15	0.8622	993.969
298.15	0.9621	994.245
303.15	0.0652	975.904
303.15	0.1138	977.714
303.15	0.1277	978.889
303.15	0.1853	980.111
303.15	0.2374	981.65
303.15	0.2686	982.485
303.15	0.3005	983.289
303.15	0.3526	984.461
303.15	0.4104	985.592
303.15	0.4837	986.789
303.15	0.5238	987.335
303.15	0.5641	987.803
303.15	0.6231	988.386
303.15	0.6974	988.955
303.15	0.7678	989.362
303.15	0.8236	989.613
303.15	0.8622	989.756
303.15	0.9621	990.097
308.15	0.0652	970.897
308.15	0.1138	972.767
308.15	0.1477	973.991
308.15	0.1853	975.253
308.15	0.2374	976.858
308.15	0.2686	977.748
308.15	0.3005	978.587
308.15	0.3526	979.835
308.15	0.4104	981.051
308.15	0.4837	982.322
308.15	0.5238	982.917
308.15	0.5641	983.434
308.15	0.6231	984.067
308.15	0.6974	984.698
308.15	0.7678	985.142
308.15	0.8236	985.416
308.15	0.8622	985.573
308.15	0.9621	985.933

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of o-Toluidine (2) - Liquid	Mass density, kg/m3 - Liquid
298.15	0.0652	980.854
298.15	0.1138	982.607
298.15	0.1477	983.731
298.15	0.1853	984.895
298.15	0.2374	986.375
298.15	0.2686	987.172
298.15	0.3005	987.937
298.15	0.3526	989.058
298.15	0.4104	990.119
298.15	0.4837	991.237
298.15	0.5238	991.751
298.15	0.5641	992.187
298.15	0.6231	992.73
298.15	0.6974	993.253
298.15	0.7678	993.622
298.15	0.8236	993.838
298.15	0.8622	993.969
298.15	0.9621	994.245
303.15	0.0652	975.904
303.15	0.1138	977.714
303.15	0.1277	978.889
303.15	0.1853	980.111
303.15	0.2374	981.65
303.15	0.2686	982.485
303.15	0.3005	983.289
303.15	0.3526	984.461
303.15	0.4104	985.592
303.15	0.4837	986.789
303.15	0.5238	987.335
303.15	0.5641	987.803
303.15	0.6231	988.386
303.15	0.6974	988.955
303.15	0.7678	989.362
303.15	0.8236	989.613
303.15	0.8622	989.756
303.15	0.9621	990.097
308.15	0.0652	970.897
308.15	0.1138	972.767
308.15	0.1477	973.991
308.15	0.1853	975.253
308.15	0.2374	976.858
308.15	0.2686	977.748
308.15	0.3005	978.587
308.15	0.3526	979.835
308.15	0.4104	981.051
308.15	0.4837	982.322
308.15	0.5238	982.917
308.15	0.5641	983.434
308.15	0.6231	984.067
308.15	0.6974	984.698
308.15	0.7678	985.142
308.15	0.8236	985.416
308.15	0.8622	985.573
308.15	0.9621	985.933

Speed of sound, m/s [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of o-Toluidine (2) - Liquid	Speed of sound, m/s - Liquid
298.15	0.0652	1431.72
298.15	0.1138	1442.06
298.15	0.1477	1449.23
298.15	0.1853	1457.01
298.15	0.2374	1467.73
298.15	0.2686	1473.95
298.15	0.3005	1480.34
298.15	0.3526	1490.47
298.15	0.4104	1501.39
298.15	0.4837	1514.85
298.15	0.5238	1522.01
298.15	0.5641	1529.11
298.15	0.6231	1539.31
298.15	0.6974	1551.71
298.15	0.7678	1563.44
298.15	0.8236	1572.55
298.15	0.8622	1578.94
298.15	0.9621	1595.93
303.15	0.0652	1411.49
303.15	0.1138	1421.81
303.15	0.1477	1429.04
303.15	0.1853	1436.87
303.15	0.2374	1447.69
303.15	0.2686	1453.97
303.15	0.3005	1460.44
303.15	0.3526	1470.64
303.15	0.4104	1481.74
303.15	0.4837	1495.34
303.15	0.5238	1502.58
303.15	0.5641	1509.59
303.15	0.6231	1519.65
303.15	0.6974	1531.83
303.15	0.7678	1542.92
303.15	0.8236	1551.56
303.15	0.8622	1557.36
303.15	0.9621	1572.16
308.15	0.0652	1391.77
308.15	0.1138	1402.44
308.15	0.1477	1409.81
308.15	0.1853	1417.75
308.15	0.2374	1428.57
308.15	0.2686	1435.01
308.15	0.3005	1441.42
308.15	0.3526	1451.69
308.15	0.4104	1462.71
308.15	0.4837	1476.35
308.15	0.5238	1483.57
308.15	0.5641	1490.61
308.15	0.6231	1500.74
308.15	0.6974	1513.11
308.15	0.7678	1524.32
308.15	0.8236	1532.9
308.15	0.8622	1538.64
308.15	0.9621	1553.17

Speed of sound, m/s [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of o-Toluidine (2) - Liquid	Speed of sound, m/s - Liquid
298.15	0.0652	1431.72
298.15	0.1138	1442.06
298.15	0.1477	1449.23
298.15	0.1853	1457.01
298.15	0.2374	1467.73
298.15	0.2686	1473.95
298.15	0.3005	1480.34
298.15	0.3526	1490.47
298.15	0.4104	1501.39
298.15	0.4837	1514.85
298.15	0.5238	1522.01
298.15	0.5641	1529.11
298.15	0.6231	1539.31
298.15	0.6974	1551.71
298.15	0.7678	1563.44
298.15	0.8236	1572.55
298.15	0.8622	1578.94
298.15	0.9621	1595.93
303.15	0.0652	1411.49
303.15	0.1138	1421.81
303.15	0.1477	1429.04
303.15	0.1853	1436.87
303.15	0.2374	1447.69
303.15	0.2686	1453.97
303.15	0.3005	1460.44
303.15	0.3526	1470.64
303.15	0.4104	1481.74
303.15	0.4837	1495.34
303.15	0.5238	1502.58
303.15	0.5641	1509.59
303.15	0.6231	1519.65
303.15	0.6974	1531.83
303.15	0.7678	1542.92
303.15	0.8236	1551.56
303.15	0.8622	1557.36
303.15	0.9621	1572.16
308.15	0.0652	1391.77
308.15	0.1138	1402.44
308.15	0.1477	1409.81
308.15	0.1853	1417.75
308.15	0.2374	1428.57
308.15	0.2686	1435.01
308.15	0.3005	1441.42
308.15	0.3526	1451.69
308.15	0.4104	1462.71
308.15	0.4837	1476.35
308.15	0.5238	1483.57
308.15	0.5641	1490.61
308.15	0.6231	1500.74
308.15	0.6974	1513.11
308.15	0.7678	1524.32
308.15	0.8236	1532.9
308.15	0.8622	1538.64
308.15	0.9621	1553.17

Excess molar volume, m3/mol [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of o-Toluidine (2) - Liquid	Excess molar volume, m3/mol - Liquid
298.15	0.0652	-1.0140e-07
298.15	0.1138	-1.6700e-07
298.15	0.1477	-2.0710e-07
298.15	0.1853	-2.4690e-07
298.15	0.2374	-2.9440e-07
298.15	0.2686	-3.1690e-07
298.15	0.3005	-3.3710e-07
298.15	0.3526	-3.6110e-07
298.15	0.4104	-3.7480e-07
298.15	0.4837	-3.7590e-07
298.15	0.5238	-3.6920e-07
298.15	0.5641	-3.5590e-07
298.15	0.6231	-3.2890e-07
298.15	0.6974	-2.8150e-07
298.15	0.7678	-2.2580e-07
298.15	0.8236	-1.7490e-07
298.15	0.8622	-1.3810e-07
298.15	0.9621	-3.7600e-08
303.15	0.0652	-1.0240e-07
303.15	0.1138	-1.6880e-07
303.15	0.1477	-2.1050e-07
303.15	0.1853	-2.5220e-07
303.15	0.2374	-3.0060e-07
303.15	0.2686	-3.2390e-07
303.15	0.3005	-3.4480e-07
303.15	0.3526	-3.6920e-07
303.15	0.4104	-3.8460e-07
303.15	0.4837	-3.8690e-07
303.15	0.5238	-3.7980e-07
303.15	0.5641	-3.6620e-07
303.15	0.6231	-3.3820e-07
303.15	0.6974	-2.8910e-07
303.15	0.7678	-2.3130e-07
303.15	0.8236	-1.7920e-07
303.15	0.8622	-1.4040e-07
303.15	0.9621	-3.8400e-08
308.15	0.0652	-1.0130e-07
308.15	0.1138	-1.6880e-07
308.15	0.1477	-2.1180e-07
308.15	0.1853	-2.5400e-07
308.15	0.2374	-3.0380e-07
308.15	0.2686	-3.2940e-07
308.15	0.3005	-3.5080e-07
308.15	0.3526	-3.7770e-07
308.15	0.4104	-3.9610e-07
308.15	0.4837	-3.9920e-07
308.15	0.5238	-3.9350e-07
308.15	0.5641	-3.8120e-07
308.15	0.6231	-3.5310e-07
308.15	0.6974	-3.0390e-07
308.15	0.7678	-2.4400e-07
308.15	0.8236	-1.8960e-07
308.15	0.8622	-1.4910e-07
308.15	0.9621	-4.0600e-08

Excess molar volume, m3/mol [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of o-Toluidine (2) - Liquid	Excess molar volume, m3/mol - Liquid
298.15	0.0652	-1.0140e-07
298.15	0.1138	-1.6700e-07
298.15	0.1477	-2.0710e-07
298.15	0.1853	-2.4690e-07
298.15	0.2374	-2.9440e-07
298.15	0.2686	-3.1690e-07
298.15	0.3005	-3.3710e-07
298.15	0.3526	-3.6110e-07
298.15	0.4104	-3.7480e-07
298.15	0.4837	-3.7590e-07
298.15	0.5238	-3.6920e-07
298.15	0.5641	-3.5590e-07
298.15	0.6231	-3.2890e-07
298.15	0.6974	-2.8150e-07
298.15	0.7678	-2.2580e-07
298.15	0.8236	-1.7490e-07
298.15	0.8622	-1.3810e-07
298.15	0.9621	-3.7600e-08
303.15	0.0652	-1.0240e-07
303.15	0.1138	-1.6880e-07
303.15	0.1477	-2.1050e-07
303.15	0.1853	-2.5220e-07
303.15	0.2374	-3.0060e-07
303.15	0.2686	-3.2390e-07
303.15	0.3005	-3.4480e-07
303.15	0.3526	-3.6920e-07
303.15	0.4104	-3.8460e-07
303.15	0.4837	-3.8690e-07
303.15	0.5238	-3.7980e-07
303.15	0.5641	-3.6620e-07
303.15	0.6231	-3.3820e-07
303.15	0.6974	-2.8910e-07
303.15	0.7678	-2.3130e-07
303.15	0.8236	-1.7920e-07
303.15	0.8622	-1.4040e-07
303.15	0.9621	-3.8400e-08
308.15	0.0652	-1.0130e-07
308.15	0.1138	-1.6880e-07
308.15	0.1477	-2.1180e-07
308.15	0.1853	-2.5400e-07
308.15	0.2374	-3.0380e-07
308.15	0.2686	-3.2940e-07
308.15	0.3005	-3.5080e-07
308.15	0.3526	-3.7770e-07
308.15	0.4104	-3.9610e-07
308.15	0.4837	-3.9920e-07
308.15	0.5238	-3.9350e-07
308.15	0.5641	-3.8120e-07
308.15	0.6231	-3.5310e-07
308.15	0.6974	-3.0390e-07
308.15	0.7678	-2.4400e-07
308.15	0.8236	-1.8960e-07
308.15	0.8622	-1.4910e-07
308.15	0.9621	-4.0600e-08

Sources

• Thermodynamic studies of molecular interactions in mixtures of o-toulidine with pyridine and picolines: Excess molar volumes, excess molar enthalpies, and excess isentropic compressibilities