A buffer initially contains 0.10 mol acetic acid and 0.13, Ask an Expert

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A buffer initially contains 0.10 mol acetic acid and 0.13 mol of sodium acetate in 1.00 L. 0.02 mol of potassium hydroxide is added to the buffer. What is the difference between the pH of the initial buffer and the pH of the buffer after the addition of the potassium hydroxide?

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