Temporary hardness is due to the presence of :
AMagnesium. sulphates
BCalcium chlorides
CCalcium nitrates
DMagnesium bicarbonates
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The bacteria that can survive in the presence and absence of oxygen are called
Potassium permanganate is used in water for make it
Symbiosis, the beneficial association between algae & bacteria is used for treatment of waste water in the following unit:
The pH value of strong caustic soda is about
Method of removing permanent hardness