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Unformatted text preview: list the oxidation state of each element. Since the answers are given, you must show all your work to get complete credit. 6. Davis &amp; Masten problem 2-46. 7. Hydrogen sulfide (H 2 S), commonly known as rotten-egg gas. It is reported that the average person can detect the odor at 1 ppm. Assuming room temperature to be 25 o C, how many milligrams of H 2 S would it take to give a concentration of 1 ppm in a 50 ft by 50 ft by 12 ft room? 8. What is the concentration in ppb of 5.0 g/L of ethylbenzene (MW = 106) in water at 30 o C? Extra Credit problem: 9. A 500-L tank contains 200 mg/L of trichloroethylene (TCE) dissolved in hexane. What is the TCE concentration in ppm? The density of trichloroethylene is 1.464 kg/ L and the density of hexane is 0.6603 kg/L....
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This note was uploaded on 06/03/2011 for the course 53 50 taught by Professor Parkin during the Spring '11 term at University of Iowa.
- Spring '11