Electron Configurations and the Periodic Table Practice Problems History of the Atom CW: 1. Why is it not possible for an electron to continue in a set orbit around the nucleus like a planet around the sun? HW: 2. Explain how emission spectra of gasses helped scientists to determine electrons traveled in energy levels. Energy Level Diagram CW: 3. Draw the energy level diagram for Iron. 4. Draw the energy level diagram for Sulfur. 5. Draw the energy level diagram for Argon 6. Draw the
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environmetnal contamination with which of the following? a. ozone b. cyanide c. mercury d. carbon dioxide e. lead ____ 4. Which of the following metals is considered an energy resource? a. Uranium b. Colbalt c. Mercury d. Copper e. Palladium ____ 5. Control rods in a reactor a. release neutrons. b. absorb neutrons. c. reflect neutrons. d. slow down neutrons. e. accelerate neutrons. ____ 6. Natural gas from wells consists of 50% to 90% a. methane. b. ethane.
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2008 APEC Clean Development Conference – The Current Applications and Future Promotion of Green Chemistry for Sustainable Development National Tsing-Hua University‚ Hsinchu‚ Chinese Taipei Dec.15.2008 Green Chemistry for the Improvement of Human Welfare Gwo-Dong Roam ‚ Wan-Yi Wu‚ Chung-Han Chiou‚ Chung-Wen Yen Office of Sustainable Development Environmental Protection Administration‚ Chinese Taipei Tel: 02-23822841; E-mail: gdroam@sun.epa.gov.tw Viewpoints & Experiences: . Roadmap:
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Periodic Table of the Elements Group 1 Group 18 1 1 1.00794 1 2 H 1s1 Hydrogen Group 2 Atomic Number Key 30 65.39 2 Atomic Mass 4.002602 0 He Group 13 Group 14 Group 15 Group 16 Group 17 1s2 Helium 3 2 (6.941) 1 4 9.012182 2 Li [He]2s1 Lithium Be [He]2s2 Beryllium Zn [Ar]3d104s2 Zinc Oxidation States Symbol Electron Configuration 5 10.811 3 6 12.0107 ±4‚2 7 14.0067 ±3‚5‚4‚2 8 15.9994 -2 9 18.9984032 -1 10
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Air Pollution! Your Car is to Blame. America is an Automobile Society! Buses‚ trucks‚ vans‚ SUV’s‚ cars and motorcycles are what move Americans in and around US cities. Just as the southern US was historically a Slave Society‚ every aspect of our daily lives are dependent upon or made possible by automobiles. These modern day tools provide required mobility and a declaration of class that is uniquely American. It would not be farfetched to think a second Civil War could ensue between environmentalist
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1. What Impact did World War One have on World History? The impact of the First World War was universally destructive. It was destructive of human life‚ property‚ political‚ social‚ cultural and economic fields. For years after the war all countries were heavily burdened and advance remained impeded. However‚ the impacts of WW1 on World History had some important consequences like the evolution of capitalism‚ progress of women and some social equality. One basic change that proved to be very significant
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Over the past 45 years‚ the British Invasion had a huge impact on American culture including music and art. The original members of the Beatles were John Lennon‚ Paul McCartney‚ George Harrison‚ and Pete Best. This greatest band had their small beginning‚ it started on October 9‚ 1940‚ John Winston Lennon was born in Liverpool‚ England. He was raised by his aunt Mimi after his parents got a divorce. He formed his first band in 1956 known as “The Quarrymen”. He soon met Paul through one of his friends
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------------------------------------------------- Liquid–liquid extraction From Wikipedia‚ the free encyclopedia Liquid–liquid extraction also known as solvent extraction and partitioning‚ is a method to separate compounds based on their relative solubilities in two different immiscible liquids‚ usually water and an organic solvent. It is an extraction of a substance from one liquid into another liquid phase. Liquid–liquid extraction is a basic technique in chemical laboratories‚ where it is performed
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Vodafone is the largest telecommunication company in Europe and the second largest after China Mobile in the world. The company did the first mobile call at UK at the beginning of 1985. Since that time‚ company user base grown to 453 million subscribers as of June 2013. “Vodafone owns and operates networks in 21 countries and has partner networks in over 40 additional countries. Its Vodafone Global Enterprise division provides telecommunications and IT services to corporate clients in over 65 countries
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i. Title a. What purpose or purposes does the title serve? * The title is all about “THE ODYSSEY’ and the purpose of this movie are for us to know what happened in the past Greek History. How they fight for their land and freedom same as with glory and fame. b. Suggest a possible title of your own. * “ODYSSEY THE MOVIE” ii. Point of view a. What is the point of view? First person? Third person? Objective? Omniscient? * The point of view is that when Odysseus was far
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