Civil Engineering > GATE 2022 SET-1 > Environmental Engineering
A 2% sewage sample (in distilled water) was incubated for 3 days at 27°C temperature. After incubation, a dissolved oxygen depletion of 10 mg/L was recorded. The biochemical oxygen demand (BOD) rate constant at 27°C was found to be 0.23 day-1 (at base e). The ultimate BOD (in mg/L) of the sewage will be _______. (round off to the nearest integer)
Correct : 50 to 51
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