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pH of a Solution

pH of NaOH so...

Question

pH of NaOH solution is $10$ . What is concentration of NaOH?

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Solution

We know that:
pH + pOH = 14
Given that: $p^{H}$ = $10$
$p^{O H}$ = 4
$^{p O H}$ = - log [ $O H^{-}$ ]
$a n t i l o g$ (-4) = [ $O H^{-}$ ] = $0.0001$ M

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