increment was set at 1°C per minute‚ and the melting point range of 152°C-154°C was recorded. After standardizing the melting device‚ a small sample of unknown carboxylic acid was placed in a capillary tube‚ and an arbitrary plateau of 200°C was set. When the sample started to melt at 150°C‚ another capillary tube containing a small amount of unknown sample was placed in the melting device‚ and the plateau was set to 135°C‚ 15°C below the expected melting point. After its temperature reached the plateau
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CHEM 1105 Experiment 4: Determination of a Chemical Formula Introduction When atoms of one element combine with those of another‚ the combining ratio is typically an integer or a simple fraction. The simplest formula of a compound expresses that atom ratio. When two or more elements are present in a compound‚ the formula still indicates the atom ratio. To find the formula of a compound we need to find the mass of each of the elements in a weighed sample of that compound. For example‚
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Determination of Water in a Hydrate DESIGN – Aspect 1: Defining the problem & selecting variables Research Question: What percentage of Copper Sulfate Hydrate is water? Background Information: There are many ionic compounds that contain one or more waters of hydration in their formulae. They exists either in anhydrous or hydrated form. Most anhydrous compounds have a strong tendency to absorb water from the humidity in the atmosphere and shifts into a hydrated form. Because of
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Theme Essay In the two stories Raymond’s Run and All American Slurp‚ the themes in the stories have a big impact on the lives of the main characters. Both of these characters have a goal or accomplishment that they want to complete. Squeaky’s from Raymond’s Run is that she wants to make friends or be liked‚ meanwhile the Lin girl’s from All American Slurp is that she wants to fit in with the Americans and their culture. Each story also had a theme. The theme in All American Slurp was differences
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Northern Luzon Adventist College Artacho‚ Sison‚ Pangasinan __________ A Reflection Paper for the Subject Daniel and Revelation by: Jefferson Mendoza Daniel 1 Chapter Summary Daniel chapter 1 tells a story of a 4 young wise men named Daniel‚ Meshach‚ Shadrach and Abed-nego. They were captivated and brought in into the King’s palace for a grate purpose. However‚ that purpose is the plan of God for His teachings to be known and thought in the place of Babylon. God had chosen these four young
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The problem of determination of phraseology‚ phraseological unit and classification of phraseological units interested home and oversea linguists (Sh.Balli‚ A.V.Counin‚ N.M.Shansciy‚ N.N.Amosova‚ A.I.Smirnitsciy‚ acad. V.V.Vinogradov‚ V.N.Teliya). In the given work we we consider the most current and complete notions of phraseology‚ phraseological unit and we analyse classifications FE‚ offered by home and oversea linguists‚ with the purpose of creation of the own classification built on the sign
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What have been the main effects of globalisation on Less Developed Countries (LDCs)? Globalisation can be seen as one of the most important force impacting on every economy in the world and is a complex and illusive process that brings about vast definitions and interpretations‚ making it a subject of intense debate and much controversy (Lambie‚ 2007) . Since the 1980s‚ Globalisation denotes the increasing connection and integration of the world economy‚ bringing new opportunities to Less Developed
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Marketing 5805 Firm Analysis Project Firm: Daniel Memorial‚ Inc. Description: Daniel is a nonprofit organization serving at-risk youth from the community through a wide variety of programs. Some of the services offered include: therapeutic foster homes‚ independent living skills and housing for homeless youth‚ juvenile dependency intervention‚ residential treatment‚ and community based treatment through the dependency court system which is contracted through the Department of Children and Families
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Night is what happens when your side of the planet is pointed at outer space without the sun. Daniel X Watch The Skies is a good book because it is an easy book to read it keeps your attention though out the whole book. It has literary devices in it. This book is also interesting because it has an epilogue and a prologue. This book is the only book that I have read that has had those in it before. The authors’ James Patterson and Ned Rust said "Daniel x takes on the wildest threat the world has ever
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Equilibrium of the Industry: Short-Run and Long-Run Equilibrium! Since the price of a product under perfect competition is determined by the intersection of the demand and supply curves of the product of an industry‚ we need to know the nature and shape of the supply curve of a product under perfect competition. We shall now explain how the supply curve of a product under condition of perfect competition is derived and the shape it takes both in the short run and the long run. Before explaining the derivation
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