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 A wastewater contains 8 mg/L O2, 10-3 mol/L NO3 - , and 10-2 mol/L organic...

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Chemistry

 A wastewater contains 8 mg/L O2, 10-3 mol/L NO3 - , and 10-2mol/L organic matter [CH2O] (no significant exchanges withatmosphere occur) After bacterial metabolism is complete, which ofthe following statements will be true? a) No [CH2O] remains b) SomeO2 remains c) Some NO3 - remains d) Denitrification consumed more[CH2O] than respiration e) The composition of water remainsunchanged

Answer & Explanation Solved by verified expert
4.0 Ratings (650 Votes)
NO3 is 103 molL organic matter CH2O is 102 molL O2 is 8 mgL which is 8 x 103g32 gmol 025 x 103 molL Anaerobic respiration is another heterotrophic mode of metabolism in which a    See Answer
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