Write a short note on washing soda `(Na_(2)CO_(3).10H_(2)O)`

Explanation

Sodium carbonate is ontained by heating baking soda.Recrystallisation of sodium carbontae forms washing soda.
`2NaHCO_(3)overset(Heat)(to)underset("sodium carbonate")(Na_(2)CO_(3))+H_(2)O+CO_(2)`
`Na_(2)CO_(3)+10H_(2)Ooverset("Recrystallisation")tounderset("Washing Soda")(Na_(2)CO_(3).10H_(2)O)`
Washing soda is a basic salt.
Used: (1)It is useful in the manufature of glass ,saop.
(2)It used in the manufacture of sodium compounds such as borax.
(3)It is used as a cleansing agent for domestic purposes.
*4(It is used for removing permanent hardness of water.
(5)In paper and texile industries .
(6)As a reagent in laboratory.