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What is the value of P?(a) 64 mole/hr(b) 192 mole/hr(c) 272 mole/hr(d) 512 mole/hrI had been asked this question in examination.This intriguing question comes from Recycle with Chemical Reaction topic in portion Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering

Answer»

Right CHOICE is (C) 272 mole/hr

Best EXPLANATION: Moles of benzene = 64, moles of hexane = 80 – 80*0.8 = 16, moles of H2 = 64*3 = 192, => P = 64 + 16 + 192 = 272 mole/hr.



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