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The pH of 0.02 M solution of ammonium ch...

The pH of 0.02 M solution of ammonium chloride at `25^@C` is [`k_b(NH_3)=1.8xx10^-5]`

A

5.477

B

8.523

C

7

D

4.8732

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The correct Answer is:
A
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Find the pH of ann ammonia-ammonium chloride buffer solution in which [NH_(3)]=0.2(M) and [NH_(4)^(+)]=0.3(M) . Given K_(b)(NH_(3))=1.76xx10^(-5) .

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