Mathematics · Wastewater Calculation
The dissolved oxygen (DO) of a diluted wastewater sample changes from 9 mg/l to 3 mg/l after 5 days of incubation. If the dilution fraction of the sample is 350, what is the BOD5 of the wastewater?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1200 mg/l
- 2150 mg/l
- 3100 mg/l✓
- 450 mg/l
Correct answer
100 mg/l
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