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1. The feed of 350 kgmole/h C6H6+C7H8 contains 40% (mole fraction) C6H6 into distillation tower, the operating pressure of distillation tower is 1atm, the top

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1. The feed of 350 kgmole/h C6H6+C7H8 contains 40% (mole fraction) C6H6 into distillation tower, the operating pressure of distillation tower is 1atm, the top product contains C6H6 97% (mole fraction), the bottom product contains C6H6 2% (mole fraction) fraction), and the reflux ratio is 1.4 RDmin, if the bubble point of the feed is 95 C, and the heat of evaporation of C6H6 is 7360cal/gmole, C7H8 is 7960cal/gmole Try to calculate the following problems (a) D, B? kgmole/h (b) total then Distillation tower needs some ideal stages? (c) (i) if feed is saturated liquid (ii) feed temperature 20C and CPL-0.44cal/g-C

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