Answer to Question #303440 in Physical Chemistry for Chemistry

Question #303440

What should be the ratio of concentrations of acetic acid and acetate ions to have a solution with pH 5.74? [pKa for acetic acid is 4.74].

Expert's answer

as it is a buffer solution

ph = pka +log "\\frac{salt}{acid}"

5.74= 4.74+ k

k= 1

log salt /acid =1

salt /acid = 10

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