Question

The number of water molecules present in 1 molecule of washing soda is​

Answer 1

Answer: 10

Washing soda has 10 water molecules as water of crystallisation. Water of crystallisation is the fixed number of water molecules present in one formula unit of a salt. When washing soda is exposed to air, it loses 9 molecules of crystallisation and becomes sodium carbonate monohydrate.

Na2CO3.10 H2O Air___> Na2CO3. H2O + 9 H2O

Answer 2

Answer:No.of water molecule present in washing soda are 10.

Explanation:Because it's formula is Na2Co3.10H2o