The technique of separation employed to purify an organic solid that may be contaminated by
impurities is called _.

Answers

Both models are effective because they show the valence electrons, and these valence electrons indicate the reactivity of an element.
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I believe the technique of separation employed to purify an organic solid that may be contaminated by impurities is called recrystallization.

It works by putting your solid in a container with some liquid, then boiling out the contaminants.


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