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CBSE Class 12-science Answered

Describe soda lime process to soften the water
Asked by | 21 Mar, 2008, 03:31: PM
answered-by-expert Expert Answer

Temperary hardness of water is due to Bi Carbonates of Ca & Mg which is converted to Carbonates by adding calculated amount of  soda lime . Carbonates are insoluble in water which can be filtered.

Ca(HCO3)2 + Ca(OH)2 -----------> 2CaCO3 + 2H2O

Answered by | 17 Apr, 2008, 08:25: AM
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