aspirin Intro- Aspirin is known as a pain reliever for muscle ache‚ head ache and can prevent heart attacks as well as blood clots‚ and many more things that it can help with. Aspirin is known as Acetylsalicylic acid (ASA) is a Salicylate. Salicylates are organic acids from plants that people for hundreds of years have been used for pain reducing. Salicylic acid irritates the stomach when consumed so German scientist Felix Hoffman suggested ASA as an alternative. Aspirin is made when Acetic Anhydride
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History Of Aspirin Aspirin is one of the most commonly used drugs in the world.. For centuries people throughout the world. Aspirin was discovered about 3500 years ago. A collection of 877 medicinal recipes‚ The Ebers papyrus‚ before Christ‚ from the middle of the second millennium had been bought during the last century from an Egyptian street vendor by Georg Ebers‚ a German Egyptologist Georg. He recommended an infusion of dried myrtle leaves for rheumatic and back pain. More than a
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Learning Center‚ Inc. 6539 Isabel‚ Leyte Synthesis of Aspirin An Investigatory Project Presented to: Edmundo A. Quiñones Chemistry Teacher In Partial Fulfillment of the Requirements In Science and Technology III (Chemistry) Presented by: Kenneth Ivan P. Durano Cyrill Val G. Lozano March 6‚ 2010 APPROVAL SHEET This investigatory project entitled “The Synthesis of Aspirin” requirement for Science and Technology III (Chemistry) has been
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Our Iceberg Is Melting is written by John Kotter‚ the leadership and change guru at Harvard Business School and Holger Rathgeber‚ the modern global manager from Frankfurt‚ Germany. The main topic and the author’s purpose in writing the book are to make successful change through the eight step process. The type of the book is management book that can use by people in every level such as manager in one organization‚ high school student‚ executives‚ retirees and others in order to better achieve what
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Metaphor of the Melting Pot Peggy Ruth Geren The melting pot has been used metaphorically to describe the dynamics of American social life. In addition to its descriptive uses‚ it has also been used to describe what should or should not take place in American social life. How did the term originate? How was it used originally? How is it used in contemporary society? What are some problems with the idea of the melting pot? How is public education connected to the idea of the melting pot? How does
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REPORTIntroductionWater is a liquid that freezes and also melts at 32*F (0*C). Melting and freezing points are temperatures when a solid substance turns to a liquid. Liquid is a substance that flows to fit its container.Water Water is a liquid that is odorless‚ colorless‚ and tasteless. Water freezes and melts at 32*F (0*C). As water freezes it expands by one-eleventh. The amount of pressure on the water when it is freezing changes the melting point. Water that reaches 40*F it is at its maximum density. The molecules
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1. A physician forgets to tell a patient about the risk of combining a prescribed drug with aspirin and the patient takes two aspirin for a headache: In this scenario the extend of liability depends on the drug being prescribed‚ if the drug is dispensing in generic form with no warnings‚ then the physician could be considered liable‚ however it is still possible to make the argument that the patient would have been proactive about potential contraindications‚ and consult the dispensing pharmacy
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Investigating Aspirin Aims Synthesize my own aspirin Analyse the purity of my aspirin samples (aspirin and recrystallized aspirin) compared to commercial aspirin by use of analysing melting points‚ TLC plates and colorimetry tests Investigate how pH effects the rate of hydrolysis of aspirin Background theory Making my own sample of Salicylic acid (to then be converted into Aspirin) Salicylic acid (2-Hydroxybenzoic acid) can be made by hydrolysing methyl 2-hydroxybenzoate. Oil
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The Melting Pot Cultural assimilation is the blending or fusing of minority groups into the dominant society. There are many metaphors related to the concept of cultural assimilation in the United States‚ one being the melting pot. It suggests that all of the cultures that have been brought into America melt together and become the base material of the pot. This metaphor is considered somewhat accurate‚ but some people disagree with what it implies. There are some metaphors that better represent
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Determination is a positive emotion that involves persevering towards a difficult goal in spite of obstacles.[1][2] Determination occurs prior to goal attainment and serves to motivate behavior that will help achieve one’s goal. Empirical research suggests that people consider determination to be an emotion; in other words‚ determination is not just a cognitive state‚ but rather an affective state.[3] In the psychology literature‚ researchers have studied determination under other terms‚ including
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