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Civil Engineering - GATE Exam Questions - Discussion

Discussion Forum : GATE Exam Questions - Section 4 (Q.No. 15)
GATE Exam Questions
15.
The temporary hardness of water, is caused by:
dissolved carbondioxide
bicarbonates and carbonates of calcium and magnesium
bicarbonates of sodium and potassium
carbonates of calucium and magnesium
Answer: Option
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