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Applications of Aqueous Equilibria: A 25.0 mL sample of 0.100 M lactic acid (HC3H5O3, Ka = 1.38 X 10^-4) is titrated with a 0.100 M barium hydroxide. Calculate the pH after the addition of 0.0 mL, 2.0 mL, 4.0 mL, 6.25 mL, 10.0 mL, 12.0 mL, 12.25 mL, 12.5 mL, 13.0 mL, 14.0 mL, and 15.0 mL of the Ba(OH)2.

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