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If F= 200 kmol/h and ZF=0.4, XD=0.95, XW=0.04 and R=2.0, Then D is

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If F= 200 kmol/h and ZF=0.4, XD=0.95, XW=0.04 and R=2.0, Then D is

(a) 88.1

(b) 22.6

(c) 79.1

(d) 158.2

The question was asked during an interview for a job.

My question is from Mccabe Thiele Diagram-Construction in portion Key Fractionation Concepts of Distillation Design

1 Answer

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Right option is (c) 79.1

Explanation: Using equation FzF= DxD + Wxw substituting values we get D=79.1.

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