Dissociation constant of `CH_(3)COOH` and ` NH_(4)OH` in squeous solution are `10^(-5)` if pH of a `CH_(3)COOH` solution is 3, what will be the pH of `NH_(4)OH` ?

Options

A. 3. 0
B. 4. 0
C. 10. 0
D. 11. 0

Answer

D

Explanation

`{:(,Ka=Kb=10^(-5),,), (, "For" NH_(4)OH,,pOH=3then pH=11):}`