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Calculate the pH of an aqueous solution ...

Calculate the pH of an aqueous solution of `1.0M` ammonium formate assuming complete dissociation. `(pK_(a)` of formic acid `= 3.8 and pK_(b)` of ammonia `= 4.8`)

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The correct Answer is:
`6.5`
Similar to Hint 6 (`HCO ONH_(4)` is a salt of weak acid, weak base).
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