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At 40^@C the vapour pressures of pure li...

At `40^@C` the vapour pressures of pure liquids, benzene and toluene, are 160 mm Hg and 60 mm Hg respectively. At the same temperature, the vapour pressure of an equimolar solution of the two liquids, assuming the ideal solution should be:

A

140 mm Hg

B

110 mm Hg

C

220 mm Hg

D

100 mm Hg

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The correct Answer is:
B
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