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  1. filie89

    Calculating Biological oxygen demand without volumes

    Hi I was given an assignment and there is one question that is killing me. it goes as follows: Consider the following data from a BOD test: Days. DO(mg/l) 0... 9 1... 9 2... 9 3... 8 4... 7 5... 6 10... 6 15... 4 20... 3 25... 3 The...

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