Social Sciences, asked by vanakamchennai, 7 months ago

Write the chemical name and chemical formula of the salt used to remove

permanent hardness of water.

Answers

Answered by kavikana2006

29

Answer:

Sodium carbonate (Na2CO3) is used to remove permanent hardness of water.

Explanation:

Sodium carbonate (Na2CO3) is used to remove permanent hardness of water.

Answered by kolpepratham05

10

Sodium Carbonate decahydrate :- Na2CO3.10H2O

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