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The freezing point depression constant f...

The freezing point depression constant for water is `1.86^(@)Cm^(-1)`. If `5.00g NaSO_(4)` is dissolved in `45.0 g H_(2)O` the freezing point is changed by `-3.82^(@)C`. Calculate the van't Hoff factor for `Na_(2)SO_(4)`.

A

0.381

B

2.05

C

2.63

D

3.11

Text Solution

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The correct Answer is:
C
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