116.2mL  of a  0.5100M  solution of butanoic acid  HC3H7CO2  with a  0.5000M  solution of  NaOH . The  pKa  of butanoic acid is  4.82 . Calculate the pH of the acid solution after the chemist has added  139.9mL  of the

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A:

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A: Here we are required to find the pH of the solution.

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A:

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A:

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A:

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.