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Which of the following `is//are` correct informations(s) reagrding 0.4 M solution of weak monobasic acid, HA, AT `25^(@)` C?

A

pH of solution is 2.4

B

pOH of soution is 2.4

C

`[H^(+)]` from water is `2.5 xx 10^(-12) M`

D

Percentage of unionised HA molecules is approximatelyt 99%

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The correct Answer is:
a,c,d
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