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Consider the titration of 35.0 mL of 0.165-M of KX with 0.131-M HCl. The pKa of HX = 7.91. Give all pH values to 0.01 pH units. a) What is the pH of the original solution before addition of any acid? pH = b) How many mL of acid are required to reach the equivalence point? VA = mL c) What is the pH at the equivalence point? pH = d) What is the pH of the solution after the addition of 30.0 mL of acid? pH = e) What is the pH of the solution after the addition of 52.9 mL of acid?

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