The $p H$ of $0.0001 N$ solution of $K O H$ will be:

4

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6

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10

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12

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Solution

The correct option is C $10$
$[O H^{-}] = 0.0001 N, p O H = 4, p H + p O H = 14$

$p H = 14 - p O H = 14 - 4 = 10$

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