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The vapour pressure of ethanol and methanol are 44.5 mm Hg and 88.7 mm Hg respectively. An ideal solution is formed at the same temperature by mixing 60g of ethanol with 40g of methanol. Calculate the total vapour pressure of the solution and the mole fraction of methanol in the vapour state.

1 Answer

Hence (A) is the correct answer.
answered Jun 19, 2014 by sreemathi.v

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