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Considering the formation, breaking and ...

Considering the formation, breaking and stregth of hydrogen bond, pradict which of the following mixture will show a positive devition from Raoult's law?

A

Methanol and acetone.

B

Chloroform and acetone.

C

Nitric acid and water.

D

Phenol and aniline.

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The correct Answer is:
A
Solution of methanol and acetone will show positive deviation because intermolecular H - bonds of methanol will break when acetone is dissolved in it. As a result, rate of evaporation increases.
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