Synthesis of Acetanilide By: Rick Whitely April 9‚ 2013 Organic Chemistry Lab 1; Professor J. Hutchison Recrystallization is a common method of purifying organic substances through the differences in solubility at different temperature. In this experiment‚ acetanilide was produced by acetylation of aniline with acetic anhydride. The crude acetanilide was dissolved in a solvent in a heated water bath. The solution was cooled slowly in an ice bath as crystals form out. As the compound crystallizes
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SYNTHESIS OF ESTERS USING GREEN AND NON-GREEN CHEMISTRY Abstract Esters are a class of organic compounds with the general formula RCOOR’. Ester also contributes the flavor and aromas in fruits and flowers. The esterification reactions will use in the procedure‚ which are the interaction of a carboxylic acid with an alcohol‚ aided by an inorganic acid catalyst (H2SO4). Moreover‚ the green method will not use any catalyst but using heating source instead (microwave). Based on the comparison of
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Chapter 2 Review of Related Literature In less than a generation‚ computer technology has revolunized business all over the world. This has brought about changes in the area of business‚ finance‚ industry‚ government‚ agriculture‚ education‚ health care‚ sports and even on our personal lives. Today‚ computers do much of the works. Data collection continues to become easier and easier‚ data processing is getting faster and faster‚ mathematical calculations continue to be performed with increased
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CHAPTER II REVIEW OF RELATED LITERATURE In this study‚ gathering related literatures to add on their familiarity about the study. This is a tool to find similar studies from articles on magazines‚ newspapers‚ books‚ and other reading materials. Foreign According to Paz I. Lucidoand Milagros Lim – Borado said that: “The information age involves a change in thinking management‚ instructional strategies‚ problem-solving strategies and information skills”. Nowadays a computer is being use to the
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SYNTHESIS SUMMARY Thesis: The GSAT examination should be addressed as an inadequate measure of scholastic ability and‚ hence‚ is unsuitable as the main tool used in the current academic system. Two recent articles have shed light on the public consensus showing displeasure with the GSAT examination. The first article‚ by Tyrone Reid GSAT ‘Unsuitable’ published in the Gleaner on Monday April 6‚ 2012‚ speculates at the appropriateness of the content of the exam and also its strict means
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Log In Sign Up CHAPTER 2 REVIEW OF RELATED LITERATURE AND STUDIESmore by Rechelle Lucañas 11‚914 Download (.docx) chapter2_thesis.docx 63.3 KB 12 The book‚ Unemployment and the Dual Labor Market stressed that the unemployment isthe outgrowth of a process of job search where workers have limited information about the labor market. On the other hand‚ people who first begin looking for jobs lack basic information willhelp the graduates to disseminate the rejection of jobs to higher expectations
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1-15. Lu‚ Y. L.‚ & Gordon‚ C. A. (2008). The effects of free choice on student learning: a study of summer reading. School Libraries Worldwide‚ 14(1)‚ 38-55. Maniotes‚ L. K. (2005). The transformative power of literary third space. University of Colorado at Boulder‚ CO: ProQuest Dissertation and Theses. AAT 3168285. Schmidt‚ R. K.‚ Smyth‚ M. M.‚ & Kowalski. V. K. (2008). Lessons for a scientific literature review: Guiding the inquiry. Santa Barbara‚ CA: Libraries Unlimited. Todd‚ R. J. (2006). From information
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Explanatory Synthesis There is a big gap of rich and poor people today‚ in this society‚ how the upper class and middle class people think about poor people‚ is it really just about money? However‚ there are number of reasons that being poor. Some people can’t get equal chance to get education‚ and some people born poor‚ so these problems are cause middle social mobility in America. In the article “Born Poor and Smart”‚ author Angela Locke (2005) claims that her mom was smart but poor‚ she loves
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A ticket is a voucher that indicates that one has paid for admission to an event or establishment such as a theatre‚ amusement park or tourist attraction‚ or permission to travel on a vehicle (such as with an airline ticket‚ bus ticket or train ticket) typically because one has paid the fare. A ticket may be free‚ and serve simply as a proof of reservation. This program can be used by the users in performing online reservation via internet for their all business purposes. The software program
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Peter Mehnert Rhet 105 Ms. Paterson 11/14/12 Extended Synthesis: Cigarette Smoking Tobacco has played an important role in America from the beginning. It was grown as a cash crop by the Jamestown settlers in 1612‚ but over the years the popular opinion has changed about tobacco. Tobacco is used to make cigarettes‚ which have been extremely popular‚ now known to be extremely dangerous. Even the warnings on the cigarette box have changed to a statement much more alarming. In the 1960s‚ the warning
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