Question

We cannot separate flour from powdered chalk by the method of sieving . Give reasons

Answer 1

Answer:

we can't separate flour from chalk because it is powdery

hope this will help you

Answer 2

Answer:

Particles of chalk powder and flour do not differ much in size; so chalk powder could not be retained in the sieve. Thus, sieving can be used to separate particles of different sizes.

Explanation:

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