Waste Water Question 3: The following observations were made on 2% dilution of wastewater: Dissolved oxygen of aerated water used for dilution = 0 mg/l Dissolved oxygen of diluted sample after 5 days = 0.6 mg/l Dissolved oxygen of original sample = 2.0 mg/l The BOD of 5 days of the sample is:

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Waste Water Question 3:
The following observations were made on 2% dilution of wastewater:
Dissolved oxygen of aerated water used for dilution = 0 mg/l
Dissolved oxygen of diluted sample after 5 days = 0.6 mg/l
Dissolved oxygen of original sample = 2.0 mg/l
The BOD of 5 days of the sample is:
Transcribed Image Text:Waste Water Question 3: The following observations were made on 2% dilution of wastewater: Dissolved oxygen of aerated water used for dilution = 0 mg/l Dissolved oxygen of diluted sample after 5 days = 0.6 mg/l Dissolved oxygen of original sample = 2.0 mg/l The BOD of 5 days of the sample is:
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