How It Is Synthesized Methamphetamine was first synthesized from ephedrine in Japan in 1893 by chemist Nagai Nagayoshi. In 1919‚ crystallized methamphetamine was synthesized by Akira Ogata via reduction of ephedrine using red phosphorus and iodine. Synthesis is relatively simple‚ but entails risk with flammable and corrosive chemicals‚ particularly the solvents used in extraction and purification; therefore‚ illicit production is often discovered by fires and explosions caused by the improper
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Nucleophilic Substitution Reactions of Alkyl Halides 1. Summary of Experiment In this experiment we will be comparing the both SN1 and SN2 reactions using various compounds and sodium iodide and silver nitrate. We will be comparing the nature of the leaving group (Cl vs Br) in the 1-halobutanes as well as the effect of the structure
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Identifying Organic Compounds Joe Harris 11/12/07 1. Background Organic compounds are‚ by definition‚ any chemical compound containing carbon. These compounds include carbohydrates‚ polysaccharides‚ lipids‚ proteins‚ and nucleic acids. Each one of these compounds has a different purpose. Carbohydrates give energy to cells when consumed. Lipids are basically the
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American Paradox” Edmond S. Morgan’s article‚ “Slavery and Freedom: The American Paradox‚” brings across an eye opening thought to America and why we are allotted the rights we have as citizens. He express’ a feeling of gratitude to the people of the period for what they had to give up or take on. Edmond S. Morgan’s article tells that slavery is part of America’s dark history but without it we would not be truly free citizens. The author of the article wants to explain the “paradox” between
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The Portable Phonograph Paradox‚ Symbolism‚ and Irony ‘The Portable Phonograph’ tells the tale of four men in a post apocalyptic world who gather once a week to bask in the glory of the arts. This short story by Walter Van Tilburg Clark holds hidden meanings and metaphors underneath the descriptive language and various literary techniques. The theme explores the idea that it is human nature to revert to primitive or basic instincts in a time of great crisis. The writer clarifies this theme
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Way Gone by Ishmael Beah‚ and various articles‚ serve to provide examples of such behavior. The ten quotes these works stem from the first paradox (defined above)‚ which regards the capabilities of sentient beings in taking action when presented as the Human Condition Project‚ and the ten quotes included in this essay define this capability. The first paradox radiates throughout many authors’ writings‚ including A Long Way Gone by Ishmael Beah. Throughout his memoir novel‚ Beah makes many mentions
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Sources of Organic Fertilizers and Amendment Abstract: Fertilizer is one of the most important things for agriculture & crop production. But here we go to discuss about the sources of organic fertilizers. Here we try to inform about different types of organic fertilizer and sources. We also like to discuss here about different structures and functions of organic fertilizer and soil amendment. We show a guide line; by that our farmer can improve production system through organic fertilizers.
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Edmund Morgan’s “ The Paradox of Slavery and Freedom” is about just that‚ the word paradox according to Dictionary.com meaning a statement or proposition that seems self-contradictory or absurd but in reality expresses a possible truth. It would seem crazy to say freedom and slavery grew and the same time but it is what Morgan calls the “ American Paradox”. Morgan tells stories about how American slavery and freedom began and grew in Virginia. One argument Morgan has is that racism is the
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he is departing from his love‚ but says to her that she is not wrong to think that everything which we know is “but a dream within a dream” (11). This raises a very interesting paradox. If his lover‚ who he believes to be a part of his dream‚ has come up with this idea‚ then where has it truly come from. This theme of paradox is continued in the second stanza. The setting switches to a beach‚ where the speaker watches
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The Separation and Purification of Organic Compounds Sunshine Marie Introduction Each year‚ many thousands of new or unknown organic compounds are prepared or extracted from natural sources such as plants‚ fungi and animals. In order to identify an unknown organic compound or the components of a mixture of organic compounds‚ it is necessary firstly to separate and purify the compounds. At any given temperature‚ a certain number of molecules of a substance in the liquid state have sufficient
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