ENV4001_s10_hw4 - ENV 4001 ENVIRONMENTAL SYSTEMS ENGINEERING Spring 2010 University of South Florida Homework#4 Civil Environmental Eng Due Wed Feb

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p. 1/2 ENV 4001: E NVIRONMENTAL S YSTEMS E NGINEERING Spring 2010 University of South Florida Homework #4 Civil & Environmental Eng. Due: Wed., Feb. 10, 2010 Prof. J.A. Cunningham Each homework assignment will be graded on a 100-point scale. For this assignment, point values of each problem are indicated. The point total adds up to 99; you get the last point if the names of all your group members are indicated and spelled correctly on the assignment you turn in. (Really.) 1. (49 pts) Answer problems 5.2, 5.4, 5.6, 5.8, 5.10, 5.12, and 5.14 in your text book. Each problem is worth 7 points. Hint: the answer to problem 5.1 is given on page 676. 2. (20 points) A large amount of propanol (CH 3 CH 2 CH 2 OH) was spilled into a lake. Before the spill, the concentration of dissolved oxygen in the lake was 9.2 mg/L. The concentration of propanol in the lake just after the spill was 3.0 mg/L. After the spill, propanol was degraded aerobically by bacteria in the lake. The stoichiometry of the propanol degradation
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This note was uploaded on 06/12/2011 for the course ENV 4001 taught by Professor Staff during the Fall '08 term at University of South Florida - Tampa.

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ENV4001_s10_hw4 - ENV 4001 ENVIRONMENTAL SYSTEMS ENGINEERING Spring 2010 University of South Florida Homework#4 Civil Environmental Eng Due Wed Feb

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