Chemistry · Environmental Chemistry
A wastewater sample shows BOD5 = 120 mg/L. Assuming a typical COD:BOD ratio of 2:1 for untreated sewage, what is the expected COD value?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1150 mg/L
- 2100 mg/L
- 3300 mg/L
- 4240 mg/L✓
Correct answer
240 mg/L
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