+1 vote
in Mass Transfer by (37.1k points)
Find the value of extract percentage in the second stage.

(a) 20%

(b) 30%

(c) 40%

(d) 70%

The question was posed to me in exam.

My query is from Design of Extractor for Multistage  Stage Operations in section Diffusion in Solids and Molecular Diffusion in Fluids of Mass Transfer

1 Answer

0 votes
by (39.8k points)
The correct choice is (b) 30%

The explanation is: Extract is the kg of solute/kg of solvent; Here the value of extract in the second phase is 0.3.

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