Chemistry, 24.09.2019 21:30 rapryce

The dilution factor d for an unseeded mixture of wastewater is 0.05. the do of the mixture is initially 8.0 mg/l, and after 5 days it has dropped to 2.0 mg/l. the reaction rate constant k has been found to be 0.20 day? (i) what is the 5-day bod of the waste? (ii) what would be the ultimate carbonaceous bod?

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