Say a raw wastewater sample from AA WWTP has 5-day BOD equals to 2000 – McqOptions

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1.	Say a raw wastewater sample from AA WWTP has 5-day BOD equals to 2000 mg/L (reaction constant k = 0.23/day at 20°C ). Calculate value of ultimate BOD?
A.	2826 mg/L
B.	2296 mg/L
C.	2000 mg/L
D.	2926 mg/L
Answer» E.

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