Q. 174.8( 13 Votes )

What is the chemi

Answer :

the chemical formula for washing soda is - Na2CO3.10H2O

It is prepared by heating baking soda and then recrystallizing the product so obtained.


The equations related to the above reaction are:-


2NaHCO3 Na2CO3 + H2O + CO2


Na2CO3 + 10H2O Na2CO3.10H2O


Two applications of washing soda are:-


1. It is used in glass, soap and paper industries


2. It is used for removing permanent hardness of water.


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