The buffer from the above question was made by mixing 150.0 mL of 0.10 M HC7H5O2 with 100.0 mL of 0.30 M NaC7H5O2. Determine the pH of this solution after adding 0.010 mole of HCI. The Ka for HC7H5O2 is 6.5 × 10-5. 3.09 O 4.28 5.09 4.09

Principles of Modern Chemistry
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Chapter15: Acid–base Equilibria
Section: Chapter Questions
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The buffer from the above question was made by mixing 150.0 mL of 0.10 M HC7H5O2 with
100.0 mL of 0.30 M NaC7H5O2. Determine the pH of this solution after adding 0.010 mole
of HCI.
The Ka for HC7H5O2 is 6.5 × 10-5.
3.09
O 4.28
5.09
4.09
Transcribed Image Text:The buffer from the above question was made by mixing 150.0 mL of 0.10 M HC7H5O2 with 100.0 mL of 0.30 M NaC7H5O2. Determine the pH of this solution after adding 0.010 mole of HCI. The Ka for HC7H5O2 is 6.5 × 10-5. 3.09 O 4.28 5.09 4.09
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