Question
Problem #2 An ion exchange resin prefers calcium over magnesium, indicated by Xcalcium = 0.6 and Ymagnesium = 0.3. The same resin prefers magnesium over sodium, indicated by Xmagnesium = 0.6, Ysodium=0.2, What is the separation factor for the resin for calcium over sodium? A water contains sodium at 20 mg/L and calciu