Compound A is extracted from a solution of A B into a pure solvent S. – McqOptions

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1.	Compound A is extracted from a solution of A B into a pure solvent S. A Co-current unit is used for the liquid-liquid extraction. The inlet rate of the solution containing A is 200 moles of B/hr.m2 and the solvent flow, rate is 400 moles of S/m2.
A.	0.5
B.	0.25
C.	0.9
D.	0.7
Answer» B. 0.25

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