What is the chemical formula for Washing soda? How is it obtained from Baking soda? Name one industrial use of Washing soda other than washing clothes.

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N a 2 C O 3

N a 2 C O 4

N a 3 C O 3

N a 4 C O 3

answer is A.

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Detailed Solution

Concept- The chemical formula of washing soda is

N a 2 C O 3

Baking soda is heated it produces sodium carbonate and water and CO2, sodium carbonate obtained is dissolved in water, and crystals of washing soda are obtained by crystallization

2 N a H C O 3 ↔ △ N a 2 C O 3 + H 2 O + C O 2

The washing soda is a chemical compound having formula Na₂CO₃. It is also called sodium carbonate, and it's a salt derived from the carbonic acid. The uses of washing soda include homemade laundry detergent and as a laundry additive to soften water.The washing soda is used in the process of manufacturing paper, glass, rayon, Washing soda is largely used.
Hence, the correct option is 1.

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