Posted on April 19, 2021 by sarah yaltonCalculate the molarity of a 10.0% (by mass) aqueous solution of HCl (molar mass = 36.5 g/mol) has a density Calculate the molarity of a 10.0% (by mass) aqueous solution of HCl (molar mass = 36.5 g/mol) has a density = 1.09 g/ml.