What is the distillation rate if feed rate is 20moles/s and mole frac – McqOptions

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1.	What is the distillation rate if feed rate is 20moles/s and mole fraction of LK in feed is 0.8, and mole fraction of LK in distillate and bottom is 0.5, 0.4?
A.	80moles/s
B.	12moles/s
C.	16moles/s
D.	20moles/s
Answer» B. 12moles/s

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