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7. Which one of the following mixtures can be separated into pure components by fractional distillation

a. Benzene – toluene

b. Water – ethyl alcohol

c. Water – nitric acid

d. Water – hydrochloric acid

Ans. a

Explanation : Aromatic compound generally separated by fractional distillation. e.g. Benzene + Toluene.

(44)

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