what are the ways to remove permanent hardness of water
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Answered by
1
Answer:
to remove permanent hardness of water , we use washing soda ( Na2CO3. 10H2O)
Answered by
1
Answer:
we can remove the hardness by treating water with washing soda or bleach which react with the sulphur salts of calcium and magnesium
Explanation:
any base (washing soda) in case of hardness due salts and bleaching agent in case of hardness due to organic substances
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