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Given that Buffer A contains 200.0 mL 0.050 M HOCl and 400.0 mL 0.030 M NaOCl,...

Given that Buffer A contains 200.0 mL 0.050 M HOCl and 400.0 mL 0.030 M NaOCl, calculate

1. The pH of the buffer solution.

2. The pH of the solution after adding 10.0 mL 0.50 M HCl.

3. The pH of the solution after adding 20.0 mL 0.40 M NaOH

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