9-How will you justify that
heating of washing soda into
soda ash isdecomposition type
of reaction? Write equation [
MARKS.3]
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2
Answer:
The chemical formula of washing soda is Na
2
CO
3
.10H
2
O
Washing soda can be obtained by heating baking soda.
On heating, baking soda gives sodium carbonate, carbon dioxide and water.
Washing soda is used in glass, soap and paper industries.
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