When 36g of a non-volatile, non-electrol...

When 36g of a non-volatile, non-electrolytic solute having the empirical formula `CH_(2)O` is dissolved in 1.2 kg of water, the solution freezes at `-0.93^(@)C`. The molecular formula of the solute is (`K_(f)` of water = 1.86 K kg `mol^(-1)`)

A

`CH_(2)O`

B

`C_(2)H_(4)O_(2)`

C

`C_(3)H_(6)O_(3)`

D

`C_(4)H_(6)O_(4)`

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The correct Answer is:

B

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