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A 1.38 L buffer solution consists of 0.193M butanoic acid and 0.350 M sodium butanoate. Calculate...

A 1.38 L buffer solution consists of 0.193M butanoic acid and 0.350 M sodium butanoate. Calculate the pH of the solution following the addition of 0.0680 of NaOH. Assume that any contribution of the NaOH to the volume of the solution is negligible. The Ka of butanoic acid is 1.52×10−5.

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