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4.0g of substance A dissolved in 100g H(...

4.0g of substance A dissolved in 100g `H_(2)O` depressed the freezing point of water by `0.1^(@)C` while 4.0g of another substance B depressed the freezing point by `0.2^(@)C`. Which one has higher molecular mass and what is the relation ?

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The correct Answer is:
`M_(A)=2M_(B)`
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6 g of a substance is dissolved in 100 g of water depresses the freezing point by 0.93^(@)C . The molecular mass of the substance will be: ( K_(f) for water = 1.86^(@)C /molal)

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