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The freezing point of a 1.00 m aqueous s...

The freezing point of a `1.00 m` aqueous solution of `HF` is found to be `-1.91^(@)C`. The freezing point constant of water, `K_(f)`, is `1.86 K kg mol^(-1)`. The percentage dissociation of `HF` at this concentration is:-

A

`2.7%`

B

`30%`

C

`10%`

D

`5.2%`

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The correct Answer is:
A
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