Civil Engineering - Waste Water Engineering - Discussion

Discussion Forum : Waste Water Engineering - Section 1 (Q.No. 39)
39.
For the COD test of sewage, organic matter is oxidised by K2Cr207 in the presence of
H2SO4
HNO3
HCl
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Gurjant singh said:   1 year ago
Explain the Given answer.

Rkv said:   2 years ago
Please describe the answer.

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