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The substance A when dissolved in solvent B shows the molecular mass corresponding to `A_(3)`. The vant Hoffs factor will be:

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The substance A when dissolved in solvent B shows the molecular mass corresponding to `A_(3)`. The vant Hoffs factor will be:
A. 1
B. `1/2`
C. 3
D. `1/3`
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Correct Answer - D
`3 A rarr A_(3).` Thus concentration reduces to 1/3.
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