Unformatted text preview: Note that hexavalent chromium is Chromium (VI). 4. (5 pts.) An adult male drinks water containing 0.45 mg/L of 1,2,4-trichlorobenzene, 0.04 mg/L of tetrachloroethylene, and 0.1 mg/L of 1,1-dichoroethylene. Calculate the non-carcinogenic “risk” for this scenario using the EPA exposure factors in Table 6-8. What does this value tell you? 5. (3 pts.) D&M1 Ch 5, Discussion Question 5-4 (pg. 188) or D&M2 Ch 6, Discussion Question 6-4 (pg. 241). For each of the four statements, identify whether it is true or false, and explain why each statement is true or false. Note: the answers in the text are provided for you to check your work. You must show all steps to receive full credit for the problem. Please include your honor code pledge and list the names of others with whom you worked (if applicable)....
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- Fall '10
- Environmental Engineering Homework, D&M2