JEE Main 2015Session, Shift 1ChemistryEasySome Basic Concepts in Chemistry88× since 2002
The molecular formula of a commercial resin used for exchanging ions in water softening is
C₈H₇SO₃Na (Mol. Wt. 206). What would be the maximum uptake of Ca²⁺ ions by the resin when expressed in mole per gram resin?