Removal of hardness from water | How to remove temporary hardness of water | Class 11 Chemistry
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- Опубликовано: 7 сен 2024
- Hard water is percolated over Calgon (sodium hexametaphosphate Na 6 P 6 O 18). Calgon reacts to calcium ( or magnesium) ions present in hard water. Inactive complex ions are formed that do not precipitate with soap.
#water #hardwater #softwater
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