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oct19student - 10/16/2009 C118:Oct.19,2009...

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10/16/2009 1 C118: Oct. 19, 2009 Ch 1. The Air We Breathe Overview of Unit 1 Atmospheric Chemistry Pollution: Smog (Ch. 1) and Acid Rain (Ch. 6) Stratospheric Ozone (Ch. 2) Global Warming (Ch. 3) Ch 1 Overview Sections to Read: 1.1 1.5, 1.10 1.14 I. Basic components of an unpolluted atmosphere II. Atmosphere Regions Temperature and Pressure Profiles III. Pollutants What are important pollutants? What are the units for pollutants and how to work with them? Why is the molecule a “pollutant”? Health or environmental effects What are the sources of pollutants? How have concentrations of pollutants been changing over time and why? What is the current status of pollution in U.S. and worldwide?
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10/16/2009 2 Who’s smarter than a 5 th Grader Question? What is the primary component of the atmosphere? I. Components of an Unpolluted Atmosphere Composition of Dry Air: Nitrogen 78% Oxygen 21% Argon 0.9% 99.9% Other gases < 0.1% Carbon dioxide ~0 04% 0.04% Pollutants Water vapor: close to zero in desert up to 5% in rain forest
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10/16/2009 3 II. The Atmosphere The main regions of the atmosphere are: Region containing pollution is Region containing ozone layer i Region containing ozone layer is Airplanes fly ____ km above the earth’s surface,
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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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oct19student - 10/16/2009 C118:Oct.19,2009...

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