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A beaker with 1.90x10 mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The total molarity of acid

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A beaker with 1.90x10 mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 5.00 mL of a 0.360 M HCl solution to the beaker How much will the pH change? The pK, of acetic acid is 4.740, Express your answer numerically to two decimal places. Use a minus ( - ) sign if the pH has decreased

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