1. Acetate buffers are used in biochemical studies of enzymes and other chemical components of cells to prevent pH changes that might change the biochemical activity of these compounds. (Ka 1.8 x 105) a) Calculate the pH of an acetate buffer that is a mixture with 0.20M acetic acid and 0.20M sodium acetate b) Calculate the pH after 2.0 mL of 0.10M NaOH is added to 100.0mL of this buffer, giving a solution with a volume 101.0m L.

Question
1. Acetate buffers are used in biochemical studies of enzymes and other chemical components of cells to
prevent pH changes that might change the biochemical activity of these compounds.
(Ka 1.8 x 105)
a) Calculate the pH of an acetate buffer that is a mixture with 0.20M acetic acid and 0.20M sodium
acetate
b) Calculate the pH after 2.0 mL of 0.10M NaOH is added to 100.0mL of this buffer, giving a solution with
a volume 101.0m L.
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Transcribed Image Text

1. Acetate buffers are used in biochemical studies of enzymes and other chemical components of cells to prevent pH changes that might change the biochemical activity of these compounds. (Ka 1.8 x 105) a) Calculate the pH of an acetate buffer that is a mixture with 0.20M acetic acid and 0.20M sodium acetate b) Calculate the pH after 2.0 mL of 0.10M NaOH is added to 100.0mL of this buffer, giving a solution with a volume 101.0m L.