Vapour pressure of a solution of 5gof no...

Vapour pressure of a solution of `5g`of non-electrolyte in `100g`water at a particular temperature is`2985N//m^(2)`.The vapour pressure of pure water is`3000N//m^(2)`.The molecular weight of the solute is

`60 g mol ^(-1)`

`120 g mol ^(-1)`

`180 g mo^(-1)`

`380 g mol^(-1)`

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