
Modeling of Isothermal Vapor-liquid Phase Equilibria 97
TABLE 6 Experimental and predicted activity coefficient for the binary system (TBA + 2EH).
Activity coefficient TBA Activity coefficient 2-ethyl-1-hexanol
Experimental UNIQUAC NRTL Experimental UNIQUAC NRTL
4.7086 4.3899 4.2981 1 1 1
2.5696 3.3237 2.3596 1.1710 1.025 1.107
2.2514 2.5914 2.0012 1.1901 1.05 1.112
1.77699 1.7175 1.9945 1.3111 1.2538 1.229
1.29256 1.2759 1.1980 2.0621 1.8976 1.83
1.05999 1.0639 1.1901 2.7321 2.642 2.5
1.0072 1.0158 1.0789 3.2811 3.1053 3.297
1 1.0001 1.0003 4.6721 4.52 4.46
RMSD% 3.14 4.81 6.28 6.43
TABLE 7 Experimental and predicted activity coefficient for the binary ...