Require to prepare 1000 ml of a ph400 buffer solution using
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?
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require to prepare 1000 ml of a ph400 buffer solution using 0100 m benzoic acid pka 420 and 0200 m sodium benzoate
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1 allocate each element an oxidation number2 find out which reactant is being oxidized and which is being reduced3 find
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