Civil Engineering - Water Supply Engineering - Discussion

Discussion Forum : Water Supply Engineering - Section 2 (Q.No. 13)
13.
Hardness of water is caused due to
calcium sulphate
magnesium sulphate
calcium nitrates
calcium bicarbonates
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.

Venkat ramana said:   7 years ago
Hardness of water is mainly due to the presence of multivalent metallic cations like mg+2, ca+2, al+3, etc.
(1)

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