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Ethanol (C(2)H(5)OH, M=46) and methanol ...

Ethanol `(C_(2)H_(5)OH`, M=46) and methanol `(CH_(3)OH,` M= 32) form an ideal solution when mixed. What is the vapour pressure of a solution prepared by mixing equal masses of ethanol and methanol ? (The vapour pressure of ethanol and methanol are 44.5 mm Hg and 88.7 mm Hg, respectively.)

A

133 mm Hg

B

70.6 mm Hg

C

66.6 mm Hg

D

44.5 mm Hg

Text Solution

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The correct Answer is:
B
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