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Civil Engineering - GATE Exam Questions - Discussion

Discussion Forum : GATE Exam Questions - Section 7 (Q.No. 17)
GATE Exam Questions
17.
Temporary hardness in water is caused by the presence of
Bicarbonates of Ca and Mg
Sulphates of Ca and Mg
Chlorides of Ca and Mg
Nitrates of Ca and Mg.
Answer: Option
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