1.

A solutioncontaining 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 formuleaof the compound is (K_(f) of water =1.86kg Kmol^(-1)):

Answer»

`C_(2)H_(4)O_(2)`
`C_(3)H_(6)O_(3)`
`C_(5)H_(10)O_(5)`
`C_(6)H_(12)O_(6)`

ANSWER :D


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