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Problem 2 If the ultimate Biochemical oxygen demand (BOD) for a wastewater sample is 200 mg/L and the reaction rate is 0.5 dr¹. 1. Fill the below table showing the values of the oxygen equivalent of the organics remaining (L+) and BOD: at the provided times. 2. Plot a curve showing the variation of (L) and (BOD) with time. 3. What the estimated time to approximately achieve a zero (very small) value of BOD? Time (days) 0 2 Lt (mg/L) BOD: (mg/L) 4 6 8 10

Problem 2 If the ultimate Biochemical oxygen demand (BOD) for a wastewater sample is 200 mg/L and the reaction rate is 0.5 dr¹. 1. Fill the below table showing the values of the oxygen equivalent of the organics remaining (L+) and BOD: at the provided times. 2. Plot a curve showing the variation of (L) and (BOD) with time. 3. What the estimated time to approximately achieve a zero (very small) value of BOD? Time (days) 0 2 Lt (mg/L) BOD: (mg/L) 4 6 8 10

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Problem 2 If the ultimate Biochemical oxygen demand (BOD) for a wastewater sample is 200 mg/L and the reaction rate is 0.5 dr¹. 1. Fill the below table showing the values of the oxygen equivalent of the organics remaining (L+) and BOD: at the provided times. 2. Plot a curve showing the variation of (L) and (BOD) with time. 3. What the estimated time to approximately achieve a zero (very small) value of BOD? Time (days) 0 2 Lt (mg/L) BOD: (mg/L) 4 6 8 10
Transcribed Image Text:Problem 2 If the ultimate Biochemical oxygen demand (BOD) for a wastewater sample is 200 mg/L and the reaction rate is 0.5 dr¹. 1. Fill the below table showing the values of the oxygen equivalent of the organics remaining (L+) and BOD: at the provided times. 2. Plot a curve showing the variation of (L) and (BOD) with time. 3. What the estimated time to approximately achieve a zero (very small) value of BOD? Time (days) 0 2 Lt (mg/L) BOD: (mg/L) 4 6 8 10
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