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A wastewater sample was diluted 10% with tap water for conducting BOD Test. The DO content in wastewater sample was 1.2 mg/l and water was 6 mg/l. After 5 days incubation at 20*C, the DO of the sample was 0.5 mg/L. Calculate () 5 day BOD of wastewater and (1) ultimate BOD. Assume K= 0.12/day.

A wastewater sample was diluted 10% with tap water for conducting BOD Test. The DO content in wastewater sample was 1.2 mg/l and water was 6 mg/l. After 5 days incubation at 20*C, the DO of the sample was 0.5 mg/L. Calculate () 5 day BOD of wastewater and (1) ultimate BOD. Assume K= 0.12/day.

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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A wastewater sample was diluted 10% with tap water for conducting BOD Test. The DO content in wastewater sample was 1.2 mg/l and water was 6 mg/l. After 5 days incubation at 20°C, the DO of the sample was 0.5 mg/L. Calculate () 5 day BOD of wastewater and (1) ultimate BOD. Assume K= 0.12/day.
Transcribed Image Text:A wastewater sample was diluted 10% with tap water for conducting BOD Test. The DO content in wastewater sample was 1.2 mg/l and water was 6 mg/l. After 5 days incubation at 20°C, the DO of the sample was 0.5 mg/L. Calculate () 5 day BOD of wastewater and (1) ultimate BOD. Assume K= 0.12/day.
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