Christina Park 2/14/12 pd.3 Chapter 11 Notes I. Measuring Matter A. Counting Particles number of unit for counting is always constant. a. What is a mole? mole (mol): the SI unit used to measure the amount of a substance‚ number of representative particles. representative particle: any kind of particle such as atoms‚ molecules‚ formula units‚ electrons‚ or ions. Avogadro’s number: 6.022 136 7 x 10²³‚ volume of one mole of a gas determined by Amedeo Avagadro in 1811. B. Converting
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Chemistry‚ 2014 UNIT 1 – MATTER TRENDS AND CHEMICAL BONDING History of the atom DEMOCRITUS Smallest particle of matter is called an atom Atoms are in constant motion and have empty space between them ARISTOTLE 4 element theory of matter (earth‚ air‚ water‚ fire) Had different combinations of the 4 qualities: hot‚ cold‚ dry‚ moist JOHN DALTON Expanded on Democritus’s theory: All matter is composed of tiny‚ indivisible particles All atoms of an element have identical properties
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and preferences. 2. What were the limitations of Goizueta’s strategy that persuaded his successor to shift away from it? What was Daft trying to achieve? Daft’s strategy also did not produce the desired results. What do you think this was the case? * The one size fits all strategy failed. More nimble and smaller competitor beverages began to stop the Coke growth that’s why Daft created a 180 degree shift in strategy. Power should be in the hands of local country managers. Strategy‚ product
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Using the atomic bomb in World War II changed the world forever. World War II was the first time in history that a nuclear weapon had been used during war. Two atomic bombs were released by the United States on Japan. The use of the bomb caused the world to realize how powerful weapons can be. Much controversy came from the United States use of the atomic bomb and people still debate today whether or not the US was justified in their decision to use the bomb. Because Hiroshima was a significant
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Botany Exercise 1 – Microscopy A. The Compound Microscope microscope – optical instrument consisting of a system of specially ground lenses that gives sharp‚ distinct‚ and highly magnified images of minute objects. compound microscope will be used. o two lenses: eyepiece + objective lenses o inverted image base coarse adjustment knob fine adjustment knob revolving nosepiece objective lenses stage stage clips stage opening condenser iris diaphragm mirror U-shaped platform that supports
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Why Capital Punishment Should Be Abolished By: Daniel Korobok For hundreds of years capital punishment has been widely regarded as the best way to punish a criminal who has committed a serious crime against humanity. Although there can be benefits to ending a violent criminals life‚ there are obviously questionable aspects to punishing murder with more murder. However you may look at it‚ capital punishment still is and always will be a form of murder. I believe that that capital punishment is an
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Chapter 11 Outline Congress is the lawmaking branch of government. The laws created by the men and women in the U.S. Congress affect the daily lives of every American in one way or another. The people you elect to Congress represent and advocate for your interests at the very highest level of power. The Structure and Make up of Congress Congress consists of two chambers. House and Senate‚ so they might act as checks on each other’s power and activity. The House was to represent the people and
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Zinn: Chapter 11 Courtney Sever Period 2 Chapter 11: Robber Barons and Rebels Main Ideas - Businessmen monopolized the markets (railroads and steel are two good examples) in exchange for “economic stability” to ensure that they had control over the full market. They would then change prices as they pleased to drive out their competition. - Many workers in the South organized strikes‚ asking for higher wages. Most of these workers were black or members of the Knights of Labor. These strikes were
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Outdoor Recreation Reasons for participating in outdoor recreation: People of all ages can benefit from participation in a range of outdoor pursuits‚ which can result in considerable physical‚ social‚ intellectual and emotional outcomes‚ including: Enjoyment Observational skills Challenge (strenuous) Spiritual growth Stress management Challenge and excitement Self sufficiency (improves self confidence) Decision making communication Health and fitness (physical activity involved; can contribute
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The Soyuz 11 Space Disaster: A Case Study in Engineering Disasters ENGG 123 November 20‚ 2011 ABSTRACT In 1971‚ Soyuz 11 was the first manned spaceship to contact the first space station. As the astronauts were preparing to re-enter the earth ’s atmosphere the crew cab depressurized and the astronauts were killed within seconds. This paper will discuss the events that happened and how they were investigated. It will also discuss how the disaster affected future engineering decisions regarding
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