A total of 6,000 lb/h of a liquid solution of 40 wt% benzene in naphthalene at 50?C is cooled to 15oC. Assuming that equilibrium is achieved, use Figure to determine the amount of crystals formed, and the flow rate and composition of the mother liquor. Are the crystals benzene or naphthalene?

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a0 70 60 50 40 Hamogeneous so'ution Solid Cett, • solution 30 Solid CeHs + solution 20 10 E Mixture sald CH, and sclid CHy 10 S0 100 20 30 50 60 10 40 80 Weight percent Coa in saiution Temperature, "C