Mixture of Heptane + Pentane

Datasets

1. ρ_l - Mass density, kg/m3
2. γ - Surface tension liquid-gas, N/m

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Mole fraction of Pentane (2) - Liquid	Temperature, K - Liquid	Mass density, kg/m3 - Liquid
0.1014	273.15	696.24
0.1014	278.15	692.07
0.1014	283.15	687.87
0.1014	288.15	683.65
0.1014	293.15	679.4
0.1014	298.15	675.12
0.1014	303.15	670.82
0.1014	308.15	666.49
0.1014	313.15	662.08
0.1014	318.15	657.69
0.1014	323.15	653.26
0.1014	328.15	648.78
0.1014	333.15	644.24
0.1014	338.15	639.67
0.1014	343.15	635.01
0.2019	273.14	691.57
0.2019	278.15	687.35
0.2019	283.15	683.1
0.2019	288.15	678.83
0.2019	293.15	674.53
0.2019	298.15	670.21
0.2019	303.15	665.85
0.2019	308.15	661.46
0.2019	313.15	657.04
0.2019	318.15	652.58
0.2019	323.15	648.09
0.2019	328.15	643.55
0.3011	273.15	686.91
0.3011	278.15	682.65
0.3011	283.15	678.35
0.3011	288.15	674.03
0.3011	293.15	669.67
0.3011	298.15	665.29
0.3011	303.15	660.88
0.3011	308.15	656.43
0.3011	313.15	651.94
0.3011	318.15	647.42
0.3011	323.15	642.84
0.3011	328.15	638.23
0.3011	333.15	633.57
0.4001	273.15	682.43
0.4001	278.15	678.13
0.4001	283.15	673.78
0.4001	288.15	669.41
0.4001	293.15	665.01
0.4001	298.15	660.56
0.4001	303.15	656.08
0.4001	308.15	651.57
0.4001	313.15	647.0
0.4001	318.15	642.39
0.4001	323.15	637.74
0.4001	328.15	633.03
0.4001	333.15	628.26
0.4001	338.15	623.48
0.4001	343.15	618.87
0.4997	273.15	677.18
0.4997	278.15	672.82
0.4997	283.15	668.42
0.4997	288.15	663.99
0.4997	293.15	659.51
0.4997	298.15	655.01
0.4997	303.15	650.46
0.4997	308.15	645.86
0.4997	313.15	641.22
0.4997	318.15	636.53
0.4997	323.15	631.79
0.4997	328.15	626.99
0.4997	333.15	622.13
0.4997	338.15	617.2
0.5999	273.15	671.16
0.5999	278.15	666.73
0.5999	283.15	662.25
0.5999	288.15	657.74
0.5999	293.15	653.19
0.5999	298.15	648.6
0.5999	303.15	643.97
0.5999	308.15	639.3
0.5999	313.15	634.58
0.6980	273.15	665.42
0.6980	278.15	660.92
0.6980	283.15	656.37
0.6980	288.15	651.79
0.6980	293.15	647.17
0.6980	298.15	642.5
0.6980	303.15	637.79
0.6980	308.15	633.03
0.6980	313.15	628.22
0.6980	318.15	623.36
0.6980	323.15	618.43
0.7991	273.15	659.05
0.7991	278.15	654.47
0.7991	283.15	649.85
0.7991	288.15	645.18
0.7991	293.15	640.48
0.7991	298.15	635.73
0.7991	303.15	630.93
0.7991	308.15	626.07
0.7991	313.15	621.16
0.7991	318.15	616.18
0.7991	323.15	611.14
0.8992	273.15	652.37
0.8992	278.15	647.72
0.8992	283.15	643.01
0.8992	288.15	638.26
0.8992	293.15	633.46
0.8992	298.15	628.61
0.8992	303.15	623.7

Surface tension liquid-gas, N/m [ref]

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Pentane (2) - Liquid	Surface tension liquid-gas, N/m - Liquid
293.15	0.1650	0.0196
293.15	0.3080	0.0191
293.15	0.4320	0.0186
293.15	0.5420	0.0181
293.15	0.6400	0.0177
293.15	0.7270	0.0173
293.15	0.8770	0.0167
293.15	0.9710	0.0161
298.15	0.1650	0.0190
298.15	0.3080	0.0185
298.15	0.4320	0.0179
298.15	0.5420	0.0174
298.15	0.6400	0.0169
298.15	0.7270	0.0165
298.15	0.8770	0.0158
298.15	0.9710	0.0153
305.15	0.1650	0.0182
305.15	0.3080	0.0176
305.15	0.4320	0.0171
305.15	0.5420	0.0166
305.15	0.6400	0.0162
305.15	0.7270	0.0157
305.15	0.8770	0.0150
305.15	0.9710	0.0145
318.15	0.1650	0.0169
318.15	0.3080	0.0162
318.15	0.4320	0.0157
318.15	0.5420	0.0151
318.15	0.6400	0.0146
318.15	0.7270	0.0141
318.15	0.8770	0.0132
318.15	0.9710	0.0127
323.15	0.1650	0.0163
323.15	0.3080	0.0155
323.15	0.4320	0.0149
323.15	0.5420	0.0144
323.15	0.6400	0.0139
323.15	0.7270	0.0134
323.15	0.8770	0.0126
323.15	0.9710	0.0121

Sources

• Experimental measurements and prediction of liquid densities for n-alkane mixtures
• Experimental and theoretical study of surface tension of n-pentane, n-heptane, and some of their mixtures at different temperatures

Note: These property values are available through the Cheméo API. A free account gives you an access key.