# A solution was prepared by dissolving 40.0 g of kcl in 225 g of water

A solution was prepared by dissolving 40.0 g of kcl in 225 g of water. part a calculate the mass percent of kcl in the solution. express your answer with the appropriate units. 15.1 {\rm \%} calculate the mole fraction of the ionic species kcl in the solution.