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For a weak base BOH,K(b)=10^(-4) .Calcul...

For a weak base `BOH,K_(b)=10^(-4)` .Calculate `pH` of `10^(-4)BOH` solution. (Take `log6.2=0.79)`

A

`10`

B

`9.79`

C

`8`

D

None of these

Text Solution

AI Generated Solution

To calculate the pH of a \(10^{-4} \, \text{M}\) solution of the weak base \(BOH\) with a given \(K_b = 10^{-4}\), we can follow these steps: ### Step 1: Write the dissociation equation The dissociation of the weak base \(BOH\) in water can be represented as: \[ BOH \rightleftharpoons B^+ + OH^- \] ...
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