17 December, 11:17
how can you remove the permanent hardness of water by premutit method explain with figure and equation
17 December, 12:08
Answer: The chemical formula of a zeolite is Na2. Al2O3. nSiO2 Permutite is an artifical zeolite used for softening of water. Through ion-exchange process, here cation-anion exchange chamber is used to obtain pure water. In calgon's process sodium hexa meta phosphate is used to soften the water.
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