Question: A buffer solution contains 0.348 M NH 4 Cl and 0.214 M NH 3 ( ammonia ). Determine the pH change when 0.054 mol KOH

A buffer solution contains 0.348 M NH₄Cl and 0.214 M NH₃ (ammonia). Determine the pH change when 0.054 mol KOH is added to 1.00 L of the buffer.

pH after addition − pH before addition = pH change = please help sos

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