Explain how much benzoic acid and sodium benzoate

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Reference no: EM13658234

Require to prepare 100.0 mL of a pH=4.00 buffer solution using 0.100 M benzoic acid (pKa = 4.20) and 0.200 M sodium benzoate. Explain how much benzoic acid and sodium benzoate must be mixed to prepare this buffer?

Reference no: EM13658234

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