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A 0.2 percent aqueous solution of a non-...

A 0.2 percent aqueous solution of a non-volatile solute exerts a vapour pressure of 1.004 bar at `100^(@)C`. What is the molar mass of the solute ? (Given : vapour pressure of pure water at `100^(@)C` is 1.013 bar and molar mass of water is `"18 g mol"^(-1)`)

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`"4.06 g mol"^(-1)`
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