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How will the pH increase if 0.05 mole of...

How will the pH increase if 0.05 mole of sodium acetate is added to 1 litre of a 0.005 M acetic acid solution? `K_a (CH_3COOH) =1.8 xx 10^(-5)`

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The correct Answer is:
pH increases by 2.21
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Calculate pH of 0.05 M Acetic acid solution , if K_(a)(CH_(3)COOH) = 1.74 xx 10^(-5) .

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What is the percentage dissociation of 0.1 M Solution of acetic acid? [k_a(CH_3COOH) = 10^( -5)]

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