11) Potassium sorbate, KCU My0z (molar mass 150 g/mol) is commonly added to diet soft drinks as a preservative. A stock solution of K CU Hy Oz (aq) of known concentration must be prepared. A student titration 47.00 mL of the stock solution with 1.35 M HCl(aq). a) Write a net-ionic equation for the reaction between KCU Hy 02 (29) and HCI (aq). b) A total of 39.95 mL of 1.35 M HCl(aq) is required to reach the equivalence point. Calculate Ik Cu H70g ) in the stock solution