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The pK_(a) fo acetic acid and pK_(b) of ammonium hydroxide are 4.76 and 4.75 respectively .Calculate the pH of ammonium acetate solution . |
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Answer» SOLUTION :As `CH_(3)CO ONH_(4) ` is a SALT of weak ACID, weak base, `pH = 7 + (1)/(2) [pK_(a)-pK_(b)] = 7 + (1)/(2) (4.76-4.75) = 7 + 0.005 = 7. 005` |
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