How would you determine whether this chemical is dangerous to biologic organisms (lethal and effects dosages)?

ENVR 1401 Summer 2017 Test 4 Answer the following thoroughly (30 points each). Additionally, watch the Frontline video “Poisoned Waters” (www.pbs.org/wgbh/frontline/film/poisonedwaters/) and complete the questions in the attached assignment (10 points).

Please type your answers (single spacing)- handwritten answers will not be accepted. You may consult the text, lab materials, and your notes. You may also consult your peers, however, the answers you provide should be your own. Please keep your answers concise (but complete). Please label your answers a, b, c for each question so that your answers clearly answer the question asked.


 

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