Separation Power ◾  15
Table 3.1 Vapor–Liquid Equilibrium Data for
Cyclohexane/n-Heptane at 760 mm Hg
T (°C)
Mole Fraction
in Liquid
Mole Fraction
in Vapor
Relative
Volatility
C6
C7
C6
C7
98.40 0.0000 1.0000 0.0000 1.0000
97.72 0.0250 0.9750 0.0430 0.9570
1.752
97.17 0.0480 0.9520 0.0810 0.9190
1.748
96.51 0.0770 0.9230 0.1270 0.8730
1.744
95.51 0.1180 0.8820 0.1880 0.8120
1.731
93.91 0.1890 0.8110 0.2870 0.7130
1.727
93.41 0.2130 0.7870 0.3180 0.6820
1.723
92.47 0.2580 0.7420 0.3730 0.6270
1.711
91.26 0.3200 0.6800 0.4460 0.5540
1.711
90.45 0.3650 0.6350 0.4960 0.5040
1.712
89.79 0.4010 0.5990 0.5320 0.4680
1.698
88.10 0.4980 0.5020 0.6270 0.3730
1.694
86.75 0.5770 0.4230 0.6970 0.3030
1.686
85.17 0.6750 0.3250 0.7770 0.2230
1.678
84.06 0.7500 0.2500 0.8330 0.1670
1.663
83.49 0.7930 0.2070 0.8630 0.1370
1.644
82.81 0.8450 0.1550 0.9000 0.1000
1.651
81.97 0.9060 0.0940 0.9400 0.0600
1.625
80.70 1.0000 0.0000 1.0000 0.0000