Which one of the following processes will produce hard water ?
(a) Saturation of water with MgCO₃
(b) Saturation of water with CaSO₄
(c) Addition of Na₂SO₄ to water
(d) Saturation of water with CaCO₃
Answers
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0
Answer:
option B is the correct answer
Explanation:
Hard Water -
It contains calcium and Magnesium salt in the form of hydrogen carbonate , chloride and sulphate
- wherein
Hard water does not give Lathers with soap.
When water passes over rocks containing sulphates or chlorides of both calcium or magnesium, it attains permanent hardness.
Answered by
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Answer:
plz give brainlist
Explanation:
[d]
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