Acetone is to be removed from air in an isothermal dilute absorber using pure wa

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Acetone is to be removed from air in an isothermal dilute absorber using pure water as solvent. The incoming air contains 5 mole% of acetone (yin = 0.05). The design equation to be used for obtaining the number of trays (N) of the absorber is, N+2 = 6 log (yin/yout).For 98% recovery of acetone, the number of trays required is/are

Options:

A . 1

B . 10

C . 9

D . 8

Answer: Option C

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