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Part A A beaker with 195 mL of an acetic acid buffer with a pH of...

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Chemistry

Part A

A beaker with 195 mL of an acetic acid buffer with a pH of 5.000is sitting on a benchtop. The total molarity of acid and conjugatebase in this buffer is 0.100 M. A student adds 4.50 mL ofa 0.430 M HCl solution to the beaker. How much will the pHchange? The pKa of acetic acid is 4.740.

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Moles of HCl added 043 molL 45mL1000mL 000194 moles Calculate the moles of acetate and acetic acid initially present pka of acetate buffer 474 refer to your textbook pH pka log saltacid 5    See Answer
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