Question

(a) The separation of liquids by fractional distillation is based on the difference in their ________.

(b) The gases of air can be separated by fractional distillation of liquid air because they have different _________.

Answer 1

Answer :

(a) boiling points (b) boiling points

Explanation :

(a) The separation of liquids by fractional distillation is based on the difference in their boiling points.

(b) The gases of air can be separated by fractional distillation of liquid air because they have different boiling points.

Answer 2

$\fbox {ANSWER}$

(a) THE SEPRATION OF LIQUIDS BY FRACTIONAL DISTILLATION IS BASED ON THE DIFFERENCE BETWEEN THEIR BOILLING POINTS

(b)DENSITY

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