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Industrial gases

AP Environmental Science Chapters 5, 10, 18, 19, 20

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Chapters 5,10,18,19,20 Test Study Guide FRQ -Air Pollution= Is the presence of chemicals in the troposphere in high concentrations high enough to harm organisms, ecosystems, or materials, and high enough to alter climate. -Outdoor Pollutants= mostly human inputs, occur in industrialized and urban areas where people, cars, and factories are concentrated. (burning fossil fuels in power plants, factories, and cars) -Two Types of Outdoor Pollution -Primary Pollutants= Harmful substances that are emitted directly into the air. (most hydrocarbons and suspended particles) -Secondary Pollutants= Some primary pollutants reacting with one another or with the basic components of air to form new harmful pollutants. (Most NO3- AND SO42- Salts)

AP Chemistry MIDTERM review A

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Which element is most commonly found as a negatively charged ion? Ne - 0 Li - +1 Al - +3 Cl - -1 Ca - +2 A 100 Which element is isoelectronic with Mg2+ Ne Li Al Cl Ca A 200 Isoelectronic elements have the same electron configurations ? that means they must have the same number of electrons Which element is found as a diatomic gas in its uncombined state? Ne Li Al Cl Ca A 300 You have memorized the diatomic gases: H, O, N, Cl, Br, I, F. Make a study card for these if you need to review and re-memorize! A 400 A 500
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