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A buffer solution contains 0.348 M ammonium chloride and 0.283 M ammonia. If 0.0144 moles of sodium hydroxide are added to 125 mL of this buffer, what is the pH of the resulting solution ? (Assume that the volume change does not change upon adding sodium hydroxide)

Question

A buffer solution contains 0.348 M ammonium chloride and 0.283 M ammonia.

If 0.0144 moles of sodium hydroxide are added to 125 mL of this buffer, what is the pH of the resulting solution ?
(Assume that the volume change does not change upon adding sodium hydroxide)

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Step 1

Number of moles can be calculated as,

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Step 2

Number of moles when 0.0144 moles of NaOH is added,

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Step 3

Concentration of each can...

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Equilibrium Concepts

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