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An analytical chemist is titrating 232.4 mL of a 1.000 M solution of formic acid (H2CO2) with a 1.200 M solution of NaOH. The pKa of formic acid is 3.74. Calculate the pH of the acid solution after the chemist has added 29.90 mL of the NaOH solution to it. Round your answer to 2 decimal point places for final answer.