pH of solution made by mixing 200 mL of 0.2MCH_(3) COONa and 400mL0.1MCH_(3)COOH is pK_(a)(CH_(3)COOH)=4.7
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A mixture containing 100 ml of 0.1 M acetic acid and 50 ml of 0.1 M NaOH is acidic buffer soluion. Its pH is given by the expression pH = pKa +
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