$p H$ value of $0.001 M$ acid is equal to 2.1. What does it indicate?

The acid is a dibasic acid

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The acid is a monobasic acid

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p O H

of solution is

11.9

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The acid is a weak acid

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Solution

The correct option is C $p O H$ of solution is $11.9$
$p H + p O H = 14$
Given, $p H = 2.1$
$p O H = 14 - 2.1 = 11.9$

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