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Refer to an aqueous solution of formic a...

Refer to an aqueous solution of formic acid, `HCOOH`, which has a `K_(a)` value of `1.9 xx 10^(-4)` at `25^(@)C`.
What is the percent ionization of a `0.10 M` solution of formic acid at `25^(@)C`

A

`0.19%`

B

`1.4%`

C

`4.4%`

D

`14%`

Text Solution

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The correct Answer is:
c
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