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An unseeded BOD test was conducted on a polluted surface water by adding 60 mL raw water to a 300-mL BOD bottle and then bringing the volume up to 300 mL with dilution water. The initial DO measured 8.2 mg/L, and the DO after 5 days of incubation measured 2.6 mg/L. Assume k (note: not k') equals 0.10/day. (1) What is the BOD5? BOD DO. - DOt (2) What is the BOD2? P =

An unseeded BOD test was conducted on a polluted surface water by adding 60 mL raw water to a 300-mL BOD bottle and then bringing the volume up to 300 mL with dilution water. The initial DO measured 8.2 mg/L, and the DO after 5 days of incubation measured 2.6 mg/L. Assume k (note: not k') equals 0.10/day. (1) What is the BOD5? BOD DO. - DOt (2) What is the BOD2? P =

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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An unseeded BOD test was conducted on a polluted surface water by adding 60 mL raw water to a 300-mL BOD bottle and then bringing the volume up to 300 mL with dilution water. The initial DO measured 8.2 mg/L, and the DO after 5 days of incubation measured 2.6 mg/L. Assume k (note: not k') equals 0.10/day. BOD - DO - DO P (1) What is the BOD5? (2) What is the BOD?
Transcribed Image Text:An unseeded BOD test was conducted on a polluted surface water by adding 60 mL raw water to a 300-mL BOD bottle and then bringing the volume up to 300 mL with dilution water. The initial DO measured 8.2 mg/L, and the DO after 5 days of incubation measured 2.6 mg/L. Assume k (note: not k') equals 0.10/day. BOD - DO - DO P (1) What is the BOD5? (2) What is the BOD?
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