Answers

2015-10-26T13:12:33+05:30
Crystallisation is a method for separation in which a substance is converted to from liquid(solution) state to the solid state. The substance is obtained in pure crystalline form and has no impurity. Crystallisation is used for purification of substances.  
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2015-10-26T22:12:59+05:30
It is used as to get pure form of cu

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