Suppose that 1.352 g of impure barium hydroxide is dissolved in enough water to produce 162.2 mL of solution and that 57.9 mL of this solution is...

Suppose that 1.352 g of impure barium hydroxide is dissolved in enough water to produce 162.2 mL of solution and that 57.9 mLof this solution is titrated to the stoichiometric point with 9.4 mL of 0.0861 M HCl(aq).What is the percentage purity of the originalsample?