Write down the principle of removal of hardness of water by ion exchange process
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THE ION EXCHANGE COLUMN
As the water travels through the bed of ion exchange material, the hardness minerals are removed, leaving the water soft and more satisfactory for household use. The granules or particles of ion-exchange material in a softener are referred to as the bed.
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The ion exchange resins are used to carry softening of water. To carry out the water, softening calcium or magnesium are to be removed. This process is done by using resin so as the hard water passed through the resin, it takes calcium and magnesium by releasing sodium ions in the solution.
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