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A buffer solution contains 0.464 M Na HCO 3 and 0.276 M Na 2 CO 3 . Determine the pH change when 0.064 mol HI

A buffer solution contains 0.464 M NaHCO₃ and 0.276 M Na₂CO₃. Determine the pH change when 0.064 mol HI is added to 1.00 L of the buffer.

pH change =

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