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Posted: **Thu May 05, 2022 12:04 pm**

: A Sample Of Wastewater Is Mixed With 2 Parts Clean Water And Placed In A Bottle The Do Of A Sample In A Closed Bottle I 1 (34.33 KiB) Viewed 42 times

A sample of wastewater is mixed with 2 parts clean water and placed in a bottle. The DO of a sample in a closed bottle is initially 8 mg/L. After 5 days, it has dropped to 2 mg/L. The reaction rate constant is 0.25 day ¹. What is the BOD5? (in mg/L)