Permanent hardness of water may be removed by the addition of
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Permanent hardness of water refers to the content of minerals therefore it cannot be removed by boiling the water.
Some ways to remove the hardness is to use, ion exchange column, water softeners, etc.
However, it can also be removed by the addition of sodium carbonate also called washing soda. When mixed in water it converts to sodium sulphate, which remains in the water without harming the solution.
Some ways to remove the hardness is to use, ion exchange column, water softeners, etc.
However, it can also be removed by the addition of sodium carbonate also called washing soda. When mixed in water it converts to sodium sulphate, which remains in the water without harming the solution.
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Answer:
Permanent hardness of water refers to the content of minerals therefore it cannot be removed by boiling the water.
Some ways to remove the hardness is to use, ion exchange column, water softeners, etc.
However, it can also be removed by the addition of sodium carbonate also called washing soda. When mixed in water it converts to sodium sulphate, which remains in the water without harming the solution.
Explanation:
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