A solution containing 1.8 g of a compound (empirical formula `CH_(2)O`) in 40 g of water is observed to freeze at `-0.465^(@)`C. The molecules formula of the compound is (`K_(f)` of water =1.86kg K`mol^(-1)`):
A
`C_(2)H_(4)O_(2)`
B
`C_(3)H_(6)`
C
`C_(4)H_(8)O_(4)`
D
`C_(6)H_(12)O_(6)`
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The correct Answer is:
d
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