Acid (ASA or Aspirin) Background Salicylic acid is a phenol as well as a carboxylic acid. It can therefore undergo two different types of esterification reactions‚ creating an ester either with the hydroxyl or with the acid. In the presence of acetic anhydride‚ acetylsalicylic acid (aspirin or ASA) is formed. Correspondingly‚ an excess of methanol will form methyl salicylate‚ which is also an analgesic. In this experiment‚ we shall use the former reaction to prepare aspirin. Salicylic
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shopping instead of in-store shopping. Nevertheless‚ in-store shopping is still of great importance in contemporary society. There are many similarities and differences between online shopping and traditional shopping on the aspects of time‚ price and product selection. When it comes to time‚ both in-store shopping and online shopping are time-consuming processes because shoppers need to select and compare among a large number of products whether they use internet or go to stores. However‚ there are
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Nowadays‚ what do you usually see in the television? In front of the headlines of newspaper? The one which everyone’s talking about‚ Showbiz? Lifestyles? Business? No‚ the most top news air last year was all about disaster brought by typhoons which leaves vast destructions not only in properties but also loss of thousands of lives. Our country‚ the Philippines has been blessed with natural resources where other countries don’t have. Time by time‚ Filipinos have learned to utilize these resources
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filtered and air dried to yield 0.45 g of sucrose (15.0 % of original Panacetin). Isolation of Aspirin: The organic filtrate was extracted through a separatory funnel with 32 mL 5% sodium bicarbonate to produce an aqueous layer and a dichloromethane layer. 7.2 mL 6 M hydrochloric acid were added to the aqueous layer until the pH was 2. The mixture was then cooled in an ice/water bath for 10 minutes. The aspirin was collected by vacuum filtration. After it dried‚ it yielded 0.93 g (30.9 % of original Panacetin)
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The history of cinema began with short films which were made before the appearance of feature films. Since then‚ short films experienced a difficult period surviving along with feature films until the mid 40s when double feature films became popular. In the 1950s short films had found a new place thanks to a rise of television. In the modern era‚ short films refer to “short subjects” and are made by independent film-makers with abundant themes. . “The furniture” is an Independent Lens Online Shorts
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Who Brought Bernadine Healy Down? describe the various cross-pressures and multiple responsibilities that Healy faced. Why do these persisting cross-pressures and responsibilities make it so difficult to frame a clear‚ consistent motivational system in government or nonprofits? In 1991 Dr. Bernadine Healy took over as president of the Red Cross from Elizabeth Dole. Dr. Healy style of leadership was more like that of an entrepreneur rather than a bureaucrat. She was encouraging of change‚ shrewd
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Luxury stores audit Gucci and Celine stores‚ Russian experience Monaco 2012 INTRODUCTION Monaco is a small country‚ but well known all over the world. All over the world it is known as a place of luxury. Every year a lot of tourists visit Monaco to have a good vacation visiting casinos‚ luxury restaurants and off course to do a shopping in a most known‚ luxury brands. In Monaco you can find a lot of different luxury boutiques for every taste; you can find everything from luxury cars to a
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Generic Communication Plan Albert Guerra‚ Brandon Boze‚ Dennis Truman Tim Lane‚ Virginia Barber BUS/475 May 5‚ 2011 Miriam Dozier Generic Communication Plan Communication Plan Goal I. Develop an objective for the organization - Service or Product A. Define and describe the mission statement B. Define and describe the vision statement C. Define and describe the organizational values II. Strategic Plan A. Explain the short- and long-term objectives B. Conduct a SWOTT analysis and
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1. Csd Free How Important Is Tenure In Explaining Financial Performance ... www.bignerds.com/...importa... - Перевести эту страницу Free How Important Is Tenure In Explaining Financial Performance Relative To Site Location Factors Essays for high school and college students. 1 - 20. ... Case Study Of Store24 (a): Managing Employee Retention ... and how well employee tenure explains financial performance compared to site location factors. If we can ... 2. 3. a Comparative Study
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Ryan air‚ an Irish airline started in 1985 by Ryan family with a capital share of £1 and a staff of 25. Over the past few years the company has shown tremendous ontogeny. Indeed it is Europe’s largest low cost carrier and fastest growing airlines. Currently it’s operating more than 1‚500 flights every day from over 50 bases and around 1400 low fare routes across 28 countries which connect 165 destinations. Now I am going to discuss Ryan air’s (RA) current strategic position by analysing its macro
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