A beaker with 130 mL of an acetic acid buffer with a pH of 5.00
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Chemistry
A beaker with 130 mL of an acetic acid buffer with a pH of 5.00is sitting on a benchtop. The total molarity of acid and conjugatebase in this buffer is 0.100 M. A student adds 6.20 mL of a 0.490 MHCl solution to the beaker. How much will the pH change? The pKa ofacetic acid is 4.760.
Express answer numerically to two decimal places. Use a minus(-) sign if the pH has decreased.
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According to HendersonHesselbalch equation 500 476 log Acetate acetic acid 500476 log Acetate acetic acid 024 log Acetate acetic acid 10024 Acetate
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