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A beaker with 2.00×10^2 mL of an acetic acid buffer with a pH of 5.000 is...

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Chemistry

A beaker with 2.00×10^2 mL of an acetic acid buffer with a pH of5.000 is sitting on a benchtop. The total molarity of acid andconjugate base in this buffer is 0.100 M. A student adds 6.60 mL ofa 0.400 M HCl solution to the beaker. How much will the pH change?The pKa of acetic acid is 4.740

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4.0 Ratings (693 Votes)
we know that for buffers pH pKa log salt acid in this case pH pKa log CH3COO CH3COOH 5 474 log CH3COO CH3COOH CH3COO CH3COOH 182 CH3COO 182 CH3COOH now given total    See Answer
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