Question

37 a.For the chemicals to the right, what is the class of chemical? b. Will I or II be more toxic, and why? Cl 38 50 ?g of a substance was equilibrated in a system containing 10 mL of water and 1 mL of octanol. At the end of the experiment, 49.9 ?g of the substance was found in the octanol, and 0.1 ?g was found in the water, the Kow for the compound? what is 39 Our body levels of things like PCBs are mostly not from drinking water or air that contains such chemicals. Why not? 40 Why was 2,3,7,8-TCDD ("dioxin") in the Agent Orange sprayed in Vietnam? 41 What is the current primary source of 2,3,7,8-TCDD to the environment? the number of brominated PBDEs is 209. Why the same The number of chlorinated PCB congeners is 209. number? 42 43 This is the flame retardant TCEP points ci what class of chemical is this? which of the chemicals in Problem 30 is of the same class? (give the letter) 44 What was the main use for PCBs? 45 What was the main use for PBDEs?

Answer 1