Question

A buffer solution contains 0.20 M CH3COOH and 0.30 M CH3COONa at 25oC? (Ka=1.8x10−5). What is the pH after the addition of (a) 20.0 mL of 0.050 M NaOH or (b) 20.0 mL of 0.050 M HCl to 80.0 mL of this buffer solution?

Answer 1

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