Question

well oxidized sewage will contain nitrogen largely in the form of
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Answer 1

Explanation:

Oxidized forms of nitrogen include nitrite (NO2) and nitrate (NO3). Nitrogen mainly occurs in wastewater in this form. Because nitrite is easily oxidized to nitrate, nitrate is the compound predominantly found in groundwater and surface waters.

Answer 2

Nitrate and Nitrite will be present in well oxidized sewage.