A buffer with a pH of 3.90 contains 0.15 M of sodium benzoate and 0.30 M...

A buffer with a pH of 3.90 contains 0.15 M of sodium benzoate and 0.30 M of benzoic acid. What is the concentration of [H ] in the solution after the addition of 0.050 mol of HCl to a final volume of 1.4 L?

Expert Solution

queen_honey_blossom answered 6 months ago

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A buffer with a pH of 4.06 contains 0.13 M of sodium benzoate and 0.18 M of benzoic acid. What is the concentration of [H ] in the solution after the addition of 0.052 mol of HCl to a final volume of 1.3 L? Assume that any contribution of HCl to the volume is negligible.

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