Civil Engineering MCQAE Level Civil Engineering
Temporary hardness of water is mainly due to:
Environmental EngineeringEnvironmental EngineeringHARD
Choose the correct answer
A
bicarbonates of calcium and magnesium
B
dissolved oxygen
C
silica only
D
chlorides of sodium only
Correct Answer
A. bicarbonates of calcium and magnesium
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Temporary hardness is carbonate hardness caused mainly by Ca and Mg bicarbonates, removable by boiling/lime treatment.
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