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Draw a neat sketch of oxygen sag curve. Explain reoxygenation, deoxygenation and oxygen deficit.
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| written 9.3 years ago by |
Oxygen deficit:-
The oxygen deficit D at any time in a polluted river stream is the difference between the actual DO content of water at that time and the saturation DO content at the water temperature.
Oxygen Deficit = $DO_{sat} – DO_{actual}$
In order to maintain clean conditions in a …