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Nitrous acid, HNO2, is a weak acid who's Ka value is 3.4 x 10^-7. In a 0.24M solution of HNO2: what is the [H+1]? what

Nitrous acid, HNO2, is a weak acid who's Ka value is 3.4 x 10^-7. In a 0.24M solution of HNO2:

what is the [H+1]?

what is the pH?

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