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One mole of a solute A is dissolved in a...

One mole of a solute A is dissolved in a given volume of a solvent. The association of the solute take place as follows, `nA iff A_n`
If `alpha` is the degree of association of A, the van't Hoff factor i is expressed as

A

i = 1- `alpha`

B

i = 1+ `alpha/n`

C

i = `(1-alpha +alpha/n)/1

D

i = 1

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The correct Answer is:
C
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