The $pH$ value of decinormal solution of $N{H_4}OH$ which is $20\%$ ionised, is
The $pH$ value of decinormal solution of $N{H_4}OH$ which is $20\%$ ionised, is
- [AIPMT 1998]
- A
$13.3$
- B
$14.7$
- C
$12.3$
- D
$12.95$
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- [IIT 2009]
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