Temporary hardness of water can be removed by:
Addition of potassium permanganate.
Heating.
Filtration.
Addition of chlorine.
Temporary hardness of water can be removed by heating
Ca(HCO3)2 boil−−→ CaCO3 (insoluble) + H2O + CO2
Temporary hardness of water can be removed by ___.
Temporary and permanent hardness of water can be removed by:-