Chemistry, 23.10.2021 04:00 lilobekker5219

How would you prepare 0.5 ml of a 0.5mol / L benzoate buffer at pH 4.5 using a 4.0mol / L benzoic acid solution and a 2.0mol, d * m ^ - 3 sodium benzoate solution? The pKa value of benzoic acid is 4.19.

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How would you prepare 0.5 ml of a 0.5mol / L benzoate buffer at pH 4.5 using a 4.0mol / L benzoic ac...

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