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Oct23student - 10/22/2009 C118October23,2009...

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10/22/2009 1 C118 October 23, 2009 Ozone and Photochemical Smog Secondary Pollutant: Not directly emitted, comes from reaction in atmosphere Ozone: Good up high, bad nearby (Explain) Ch 1 End of Chapter Problems: 35, 36, 37, 38, 41, 43, 44 Criteria Air Pollutants and National Ambient Air Quality Standards (NAAQS) Pollutant Primary Std. Averaging Times CO 9 ppm 8 hour 35 ppm 1 hour Lead 1.5 μ g/m 3 Quarterly average Particulates (PM 10 ) 150 ug/m 3 24 hour (PM 2.5 ) 15.0 ug/m 3 Annual 35 ug/m 3 24 hour Ozone 0.08 ppm 8 hour 0.12 ppm 1 hour Sulfur Oxides 0.03 ppm Annual 0.14 ppm 24 hour http://www.epa.gov/air/criteria.html
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10/22/2009 2 Ozone 8 hour non attainment (0.08 ppm) http://www.epa.gov/oar/oaqps/greenbk/map8hrnm.html Ozone level maps for a summer day in California, July 2006
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10/22/2009 3 There are three main ingredients in photochemical smog? Based on ozone level maps on previous slide what do you think these ingredients are? 1. 2 . 3. How is ozone made?
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This note was uploaded on 07/02/2011 for the course CHEM-C 118 taught by Professor Flood during the Spring '10 term at Indiana.

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Oct23student - 10/22/2009 C118October23,2009...

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