It is known for dilute solutions that the operating and equilibrium lines are straight. If heat effects are neglected and the number of transfer units based on the gas phase is 24 and the ratio of the slope of the equilibrium line (m) and the operating line (L/G) is 0.90. 1. What is the concentration ratio of solute in the gas phase?          A. 50     B.100     C. 200      D. 300 2 . What is the absorption factor?       A. 3.12     B. 2.13    C. 1.11      D. 4.23

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