How washing soda is obtained from baking soda write balanced chemical equation

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Solution

Washing Soda - Na2CO3.10H2O

Baking Soda - NaHCO3

2NaHCO3 → Na2CO3 + CO2 + H2O

Na2CO3 + 10H20 → NA2CO3.10H2O

ƒirst oƒ all,

Sodium hydrogen carbonate is heated to give sodium carbonate, carbon dioxide and water.

In the next step,

Sodium carbonate is made to react with 10 molecules of water which acts as water of crystallization and gives Washing soda or Sodium carbonate deca-hydrate.

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What is the chemical formula of (a) baking soda, and (b) washing soda ?

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