Science, asked by Bhaweshsingh6792, 10 months ago

Which of the following is not an inorganic impurity present in sewage?
(a) Nitrate
(b) Phosphorus
(c) Urea
(d) Metal salt

Answers

Answered by siddharthapoddar
8

Answer:

metal salt is not an inorganic impurity

Answered by ajita2006
8

Answer:

(c) Urea

Explanation:

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