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The lowering in freezing point of 0.75 m...

The lowering in freezing point of 0.75 molal aqueous solution NaCI (80% dissociated) is [Given, K_f, for water `1.86 K kg mol^(-1)]`

A

2.51 K

B

(-3.35K)

C

3.35K

D

(-2.51 K)

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