plzz explain it clearly. In detail....
question 23
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Hard water is water mixed with small amount of chlorides and sulphates of calcium and magnesium
Calcium and magnesium chlorides make water temporarily hard
While calcium and magnesium sulphates make water permanently hard
So,answer will be CaSO4,MgCl2, and MgSO4.
When soap is added to hard water it will form curdy white precipitate.
Calcium and magnesium chlorides make water temporarily hard
While calcium and magnesium sulphates make water permanently hard
So,answer will be CaSO4,MgCl2, and MgSO4.
When soap is added to hard water it will form curdy white precipitate.
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