Question

why it is necessary to separate mixtures into their constituents​

Answer 1

Answer:

We require the separation of constituents in substances to achieve following objectives: To grab a pure substance. To remove the harmful particulars from the substances that can harm our body. To use constituents for different purposes.

Explanation:

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Answer 2

Answer:

It is necessary because the constituents of the mixture are seperately used for different purposes like petroleum is seperated into its constituents as petroleum itself is not useful but its diff. fractions like petrol is useful. Also we can seperate air into oxygen and nitrogen which are very useful to us seperatly like oxygen can be filled in cylindrs and nitrogen can be used as a fertilizer.