SolutionMedium
Question
Which of the following liquid pairs shows a positive deviation from Raoult′s law?
Options
A.Water - hydrochloric acid
B.Acetone - chloroform
C.Water - nitric acid
D.Benzene - methanol
Solution
Benzene in methanol breaks the H - bonding of the alcohol making its boiling point decrease & there by its vapour pressure increases leading two +ve deviation.
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