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Calculate the pH of a. 0.002 M acetic ...

Calculate the pH of
a. 0.002 M acetic acid having 2.3% dissociation.
b. 0.002`M NH_(4)OH` having 2.3% dissociation.

Text Solution

Verified by Experts

`[H^(+)]=C alpha`
`=0.002xx2.3`
`0.0046`
`pH=-log[H^(+)]`
`=-log0.0046`
`pH=-log[H^(+)]`
`=-log0.0046`
`=4.3372`
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