GYPSUM#!#POP#!#Water of crystallization

Define water of crystallization.

Which of the following salts contain water of crystallization? (I) Gypsum (II) Baking soda (III) Copper sulphate (IV)Washing soda

Which of the following sulphates crystallizes without water of crystallization ?

The water of crystallization in 1 mole of washing soda crystal is

This does not possess water of crystallization

A crystal of barium chloride contains two molecules of water of crystallization.

How many molecules of water of crystallization are present in Copper sulphate crystals