GATE Civil Engineering (CE) 2015 Shift 1 Solved Paper

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Question : 30 of 65

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Total Kjeldahl Nitrogen (TKN) concentration (mg/L as N) in domestic sewage is the sum of the concentrations of:

Organic and inorganic nitrogen in sewage
Organic nitrogen and nitrate in sewage
Organic nitrogen and ammonia in sewage
Ammonia and nitrate in sewage

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