Victoria MacDonald SCH3U Zegil Due May 5th‚ 2017 Magnesium Oxide Lab Purpose: To determine the composition by mass of magnesium oxide‚ the percentage composition‚ and the percentage yield. Hypothesis: The law of definite proportions states that a chemical compound always contains the same amount of proportions of elements by mass. Based on the law of definite proportions‚ the percentage composition of magnesium oxide should be 60.3% magnesium and 39.7% oxygen. Prediction: Based on the law of
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countries‚ which was led by Nazi leader Adolf Hitler. Several documents hold the basis for the storyline of this world war. These documents include the Munich Pact‚ the Atlantic Charter‚ Executive Order No. 9066‚ and the Yalta Conference. The Munich Pact‚ also known as the Munich Agreement‚ was a pact between France‚ Great Britain‚ Germany‚ and Italy which allowed Nazi Germany to annex Czechoslovakia through Sudetenland. The pact was signed September 29th‚ 1938 in Munich‚ Germany. The purpose of the agreement
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The “I have a dream” speech was a public speech that was performed by the late Dr. Martin Luther King‚ Jr. in an era where African American freedom was very thin. This Speech was spoken by Dr. King almost 40 plus years ago‚ in August of the year 1963 on the steps of the Lincoln Memorial. The main purpose of the “I have a dream speech was to convey the message to the people of justice‚ equality and peace among the violent of the civil rights era. Martin Luther King Jr. was a Baptist minister and a social
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Out From Behind This Mask By: Walt Whitman • Synopsis In Whitman’s poem Out From Behind This Mask‚ the poem starts out by talking about the passion and excitement that to many‚ lies just out of reach. Whitman is trying to illustrate how this ecstasy is much closer than once thought‚ by comparing the barrier as a curtain or a mask. The wonders that lie beyond this mask range from “passionate teeming plays” to “the glaze of God’s serenest‚ purest sky.” To Whitman‚ the possibilities are endless
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CASE ANALYSIS OF UNITED BREAKS GUITARS Carrols experience of poor baggage handling was published in the web which received widespread exposure in mainstream media. Industry overview: * Severe economic pressure. * Costs exceeded revenue growth thereby profit margins suffered. * Sources of cost pressures – global recession‚ competition from low cost carriers‚ high fuel prices and overcapacity * Customer dissatisfaction due to in-flight services‚ flight crew and costs and fees.
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There was a lot of death and damage caused in World War 2 and it was caused by a treaty called the Treaty of Versaille. What is the Treaty of Versaille what was it’s purpose? So how did it help contribute to an even more devastation war less than 10 years later. The Treaty of Versailles punished Germany too harshly by imposing strict land and financial penalties‚ military restrictions‚ and the War Guilt clause. The Treaty of Versailles had many penalties one of the penalty for land and financial
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Lab Report Background Information: Magnesium is an alkaline earth metal that has the symbol Mg. Magnesium is a fairly strong‚ silvery-white‚ light-weight metal (one third lighter than aluminum). In a powder‚ it heats and ignites when exposed to moisture and burns with a white flame that is harmful to the eyes. It is difficult to ignite in bulk‚ but once ignited‚ it is difficult to extinguish. Magnesium Ribbon is a long strip of magnesium metal about 3 millimeters wide and 10 meters long with
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Question: what was the purpose of the space race and astronomical exploration? Thesis: the U.S. and the USSR were trying to prove their scientific superiority and also protect their own territories from an attack from space. Sub Questions: How did the space race start? What drove each nation further into space? What were the achievements of the space race? Who won the space race? Essay: The space race was a mid 20th-century competition between the U.S. And the USSR. Each side used different strategies
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textbook Synopsis This is an organic chemistry practical course which reinforce the theory and concepts studied in Organic Chemistry 1 (CHM456). It covers the learning of simple laboratory techniques such as reflux‚ distillation‚ extraction‚ crystallization and melting point determination‚ preparations of organic compound and separation of mixtures. The Techniques Students are REQUIRED to read and understand the various techniques that will be covered in the laboratory sessions from the textbook.
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Experiment #1 Preparation of Ethanol from Sucrose Based on R. Weglein & C.L> Yau‚ CHEM 203 Experiments in Organic Chemistry II Laboratory‚ 5th Edition‚ 2006‚ p29-32. Statement of Purpose: An aqueous solution of ethanol is prepared by the fermentation of sucrose. The percent alcohol is the resulting solution and the percent conversions of the sucrose are to be determined. Introduction: Sucrose is a molecule containing glucose and fructose. http://faculty.tcc.fl.edu/scma/phelpsj/experiments/ethanol
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