pKa value of acetic acid is 4.75.If the buffer solution contains 0.125 M acetic acid and 0.25 M sodium acetate, the pH of buffer solution is?

plz give the answer with solution

  • Sana
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Your Answer

apply formula... pH=pka+log[salt]/[acid] pH=4.75+log(0.25)/(0.125) now solve.. pH=4.75+log2 pH=4.75+0.3= 5.05

8

  • ok..thank you so much

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