CBSE NCERT SOLUTIONS
Wednesday, March 13, 2013
Water of crystallisation
Water of crystallisation:
It is the definite number of molecules of water that is chemically attached to each formula unit of a salt in its crystalline form. For example washing soda (Na
2
CO
3
.10H
2
O) or Gypsum (CaSO
4
.2H
2
O).
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