A buffer is made by combining 20.0 ml. 0.250 M NHACl with 30.0 mL 0.250 M NH3. A) Calculate the pH of the buffer after 1.00 mL of 6.00 M HCI is added and equilibrium is re- established. B) Calculate the pH of the buffer after 1.00 mL of 6.00 M NaOH is added and equilibrium is re- established. Please help with both parts

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