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of 0.01 M NaOH solution is...

of 0.01 M NaOH solution is

A

9

B

11

C

10

D

12

Text Solution

Verified by Experts

The correct Answer is:
D
`NaOH iff Na^(+) + OH^-`
` therefore [OH^-] ln ` 0.01 M NaOH solution = 0.01M
`[H^+] = (kW)/(OH^-) = (1 xx 10^(-14))/(0.01) = 1 xx 10^(-12) M`
`pH = -log [H^+] = -log [10^(-12)]`
` -[-12log 10] = + 12`
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