Write a short answer for the question below:
Answer variants:
Used to purify soluble solids.
Not suitable for heat-sensitive substances because prolonged heating may decompose them.
Suitable for heat-sensitive substances because the solution is not heated until complete dryness.
Used to separate a dissolved solid from a liquid when high purity is not required.
It is the process of obtaining pure crystals of a substance from its solution.
It is the process of converting a liquid into vapour by heating or exposure to air.
Write any three differences between crystallisation and evaporation with example.
Crystallisation:
i.
ii.
iii.
Evaporation:
i.
ii.
iii.