Synthesis of Aspirin (Acetylsalicylic Acid) Abstract: This experiment is about the synthesis of aspirin under laboratory conditions. Aspirin is prepared by reacting salicylic acid and acetic anhydride; in the presence of sulfuric acid. After fully dissolving the salicylic acid with acetic anhydride‚ the solution is cooled and cold water is then added. Once the crystals form they are then filtered and left to dry out. There mass is measured and recorded then the yield is calculated. Introduction:
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Purpose: This experiment is used to perform a series of synthesis reactions that convert aluminum foil to alum. Alum is used in cooking‚ to treat wastewater‚ and is used in common deodorant. In this lab a series of four reactions will occur to yield alum. Calculations: Aluminum foil: 0.5035 grams Alum & Watch Glass: 21.7691 grams Watch Glass: 15.1560 grams Alum: 6.6131 gram Theoretical Yield of Alum: 2Al(s) + 2KOH(aq) + 4H2SO4 + 22H20 -> 3H2(g) + 2KAl(SO4)2 + 12H2O(s) 0.5035gAl
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The Grignard Synthesis of Triphenylmethanol Abstract: Grignard synthesis of triphenylmethanol was achieved by use of the Grignard reagent phenyl magesium brominde. The organometallic grignard reagent was synthesized by use of a reflux apparatus recrystallization techniques. Once synthesized it was used in a Grignard reaction that involved nucleophilic addition to a carbonyl in order to make triphenylmethanol. The final product was solidified and recrystallized and spectral data was
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English 102: Argumentative Essay (Essay #1) May 14th 2012 outline I. Introduction: 1. Background: Nowadays‚ Television is an unavoidable part of modern culture. It plays an important role in our life. We always depend on television for news‚ entertainment‚ education‚ weather‚ sports‚ and even music‚ since the advent of Music Television. 2. Thesis statement: Television has both advantages and disadvantages‚ and I think the advantages far outweigh the disadvantage. II
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Argumentative Essay Braden Rawson Social Networking or the use of specific websites or applications to interact with other users is one of the many key and driving factors today in our world. We find ourselves lost for many minutes or possibly hours at a time on any particular app or website. Looking deeper into the issue of social networking and its impact on our life‚ I highly doubt we have accomplished anything at all. A very smart man once said‚ “Time is money.” If that quote is true do we
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Brianna Falls Robert Zackowski Synthesis Paper English 101 11/28/2017 Synthesis Paper How can Canada maintain free Healthcare from a business standpoint and what do Canadians do differently towards this versus how America runs health care? This answer can be found through focusing not on money‚ but rather what the money is spent on when it comes to healthcare between the United States and Canada. While the United States is one of the biggest money spenders when it comes to health care‚ it’s demands
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English Language and Composition Reading Time: 15 minutes Suggested Writing Time: 40 minutes Directions: The following prompt is based on the accompanying eight sources. This question requires you to integrate a variety of sources into a coherent‚ well-written essay. Refer to the sources to support your position; avoid mere paraphrase or summary. Your argument should be central; the sources should support this argument. Remember to attribute both direct and indirect citations. Introduction:
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Capital Punishment: The Ultimate Consequence Capital punishment is exactly what it sounds like-the death penalty- and it is the ultimate judicial consequence for those who commit the most violent of crimes. This punishment is the optimum consequence in the United States Judicial System and one that is not and has never been taken lightly. Criminals pay the price for the crimes they commit‚ so if their crime is so awful that their decided punishment by this country’s judicial system is death‚ then
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Three hundred day old ducklings‚ (100 Cherry valley ducks‚ 100 Moulard and 100 Pekin) allotted into indoor group; where ducklings within each breed were brooded and reared without any outdoor access until they were slaughtered and outdoor group; where ducklings were allowed to an outdoor access from 3rdweek of age. The obtained results showed that Cherry valley ducks exhibited high percentage of feeding‚ drinking‚ panting and total body care behavior than Moulard and Pekin. Total confinement of ducks
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Regardless‚ the examination discusses the considering of the cash related course of action‚ influencing the association between the advance expenses and the apparent improvement in US‚ UK‚ Germany and Japan‚ which suggests various fundamental factors‚ the introduction did not contain only the authentic scenery of the methodology mechanical assembly and parts of national banks. On the inverse side the definitions or the cash related establishment had been vanished of considering the apparent Gross
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