Question

Define Van 't Hoff's factor in terms of
i) value of colligative property
ii) molar mass of solute

Answer 1

The van 't Hoff factor is the ratio between the actual concentration of particles produced when the substance is dissolved and the concentration of a substance as calculated from its mass.

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Answer 2

Vant Hoff factor is ratio of abnormal molar mass to normal molar mass . It is useful when there is association or dissociation