Question

What is efflorescence?

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Answer 1

1.  the state or a period of flowering.
2.an example or result of growth and development 
3. the act or process of efflorescing.
the resulting powdery substance or incrustation.
4. a rash or eruption of the skin

Answer 2

Efflorescence in chemistry means a phenomenon due to which a crystalline salt gives out moisture ( lose its water of crystallization ) when exposed to air and turns into amorphous.