Question: what is the pH of a buffer solution that is 0 . 1 0 M NH 3 and 0 . 1 0 M NH 4

what is the pH of a buffer solution that is 0.10M NH3 and 0.10M NH4+? What is the pH is 12mL of 0.20M hydrochloric acid is added to 125mL of buffer?

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