+1 vote
in Mass Transfer by (37.1k points)
Find the sum of R and E if the sum of F and S is 80 kmol.

(a) 20 kmol

(b) 40 kmol

(c) 60 kmol

(d) 80 kmol

This question was posed to me in an interview for internship.

The origin of the question is Design of Extractor for Single Stage Operations topic in section Liquid Extraction of Mass Transfer

1 Answer

0 votes
by (39.8k points)
Right answer is (d) 80 kmol

The explanation: M=  F+M= R+S =80.

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