Question

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Answer 1

Answer:

a) fraction distillation of liquid air

b) evaporation

ç) centrifugation

d) sublimation

Answer 2

Explanation:

q.21) The appropriate methods to separate the following

a.) Fraction Distillation

b.) chromatography

c.) centrifugation

d.) Sublimation

OR

chromatography=> technique for the separation of a mixture by passing it in solution or suspension through a medium in which the components move at different rates.

It's application are

To separate

• colours in a dye

• pigments from natural colours

• drugs from blood.

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