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The pH of water at `25^(@)C` is nearly
A. 2
B. 7
C. 10
D. 12

1 Answer

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Best answer
Correct Answer - B
`[H^(+)] = [OH^(-)]`
`K_(w) = [H^(+)][OH^(-)] = 10^(-14)`
`:. [H^(+)] = 10^(-7), pH = -log[H^(+)] = 7`.

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