Question

what is crystallisation

Answer 1

pure solid can be obtained from its impure sample by crystallisation
so the definition is
the removal of solid from liquid is called

such as saperation of alum from water

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Answer 2

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Crystallization is a technique used for the purification of substances. A separation technique to separate solids from a solution. ... On adding a solid substance in a liquid and stirring it, the solid dissolves in the fluid.

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