The Amount Of Oxygen Required To Oxidize Organic Substance Present In Water Is Called______
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Answer: chemical oxygen demmand
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Answer:
chemical oxygen demand
Explanation:
The amount of oxygen required to oxidise organic substances present in polluted water is called chemical oxygen demand (COD). It is an index for the amount of organic substances present in water. It is expressed in milligrams per litre (mg/L), also referred to as ppm (parts per million).
The amount of oxygen used by suitable microorganisms present in water for five days at 20°
C is called biochemical oxygen demand (BOD).
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