[5] A liquid mixture containing 60 mol% acetone and 40 mol% water at 80°F is to be continuously flash vaporized at atmosphere to vaporize 30 mol% of the feed. (a) Estimate the composition of the product and temperature in the separator if equilibrium is established. (b) How much heat in Btu/lb mol of the feed is required? T,"F | 212 | 197.1 0 0.010 00.254 T-x-y values of acetone 151.9 143.9 0.200 0.100 0.755 0.815 136.8 0.800 133.7 1.0 1.0 168.3 140.8 0.400 0.839 0.050 Ly 0.624 0.898 T, "F Csctm, Btu/lb "F dAcmm, Btu/lb Values of specific heat and latent heat of vaporization 150 0.56 219 68 100 200 0.54 233 0.53 0.58 242 206 CWaner = 1.0 Btu/lb °F; Average Àwaner = 1014.1 Btu/lb

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