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Discussion :: Waste Water Engineering

  1. If 2% solution of a sewage sample is incubated for 5 days at 20°C and depletion of oxygen was found to be 5 ppm, B.O.D. of the sewage is

    2. A.
    200 ppm
    B.

    225 ppm
    C.
    250 ppm
    D.

    None of these.

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    Answer : Option C

    Explanation :

    No answer description available for this question.

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