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12 of 19 > Part A A beaker with 195 mL of an acetic acid buffer with a pH of 5.00 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 A A student adds 5.90 mL of a 0.270 MHCl solution to the beaker. How much will the pH change? The pK, of acetic acid is 4.760. Express your answer numerically to two decimal places. Use a minus () sign if the pH has decreased View Available Hint(s) ApH- Submit
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