Question

discuss how hardness of water can be removed.​

Answer 1

Answer ⤵

• The most common means for removing water hardness rely on ion-exchange resin or reverse osmosis. Other approaches include precipitation methods and sequestration by the addition of chelating agents.

✰More to know✰

How can we remove permanent hardness of water?

Permanent Hardness of Water:

• We can remove this hardness by treating the water with washing soda. Insoluble carbonates are formed when washing soda reacts with the sulphide and chloride salts of magnesium and calcium and thus, hard water is converted to soft water.

Which method is suitable to remove hardness of water at home?

• Salts like calcium bicarbonate and magnesium bicarbonate when dissolved in water causes temporary hardness. Temporary hardness present in the water can be removed by heating hard water and treating it with lime water.

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Answer 2

hey mates .

We can remove this hardness by treating the water with washing soda. Insoluble carbonates are formed when washing soda reacts with the sulphide and chloride salts of magnesium and calcium and thus, hard water is converted to soft water.

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