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pH the Power of H

The pH value ...

Question

The pH value of $0.1 M$ NaOH solution is (when there is a given reaction $[H^{+}] [O H^{-}] = 10^{- 14}$ )

13

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Solution

The correct option is A $13$
$[O H^{-}] = 10^{- 1} M; p O H = 1$

$p H + p O H = 14; p H = 14 - 1 = 13$ .
Option A is correct.

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