It was concluded that the product created was paracetamol when a thin layer chromatography test was performed and observed under ultraviolet light (which is discussed further down the page). An unknown substance was treated with acetic anhydrate and resulted with paracetamol. A compound that behaves in this matter is 4-aminophenol and is widespread in the industrial production of this drug. Upon these observations was the build up of “Chemical A” decided. When 4-aminophenol is t treated with
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dissolve a wide range of organic compounds makes it a useful solvent for many chemical processes. The solid was already in powder form therefore we did not have to crush it but it the unknown was in a tablet form‚ one would need to reduce it to a powdery-like form in order to perform this Thin-Layer Chromatography experiment. The powder solution was thoroughly mixed with a glass rod in the test tube containing
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| Does the internet make us better people? | by | | | In a fast paced world like ours today‚ the internet plays a significant role in our everyday life. Such a revolutionary invention‚ with its own pros and cons‚ has stood out to be a major debatable topic. In my opinion‚ the advantages of the internet in our society outrun the disadvantages and help us to be better. It has blessed us with vast knowledge‚ has reduced distance and has made the world look smaller to us. Every corner
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Into Thin Air Literary Analysis Everest will devour all in its icy crevasses and leave one’s thoughts twisted‚ questioning why they came here in the first place. Into Thin Air‚ a journalistic view novel by Jon Krakauer‚ tells of the May 1996 tempest that ominously shadowed Everest‚ leaving all on the summit oblivious as the storm’s winds growl from a short distance below them. On May 11th when the storm attacks at its full strength‚ it would leave eight people dying during their summit attempt. Three
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In the twentieth century a lot of changes and innovations have taken place. New technologies are invented and our environment changes. Especially communication and information technology has been changing at an increasing pace. We become more and more familiar with new technologies as they are slowly but surely replacing old-fashioned ways of communication. In professional correspondence email is making communication with business partners all over the world much easier. This way of communication
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industry‚ media coverage‚ sponsoring‚ endorsements‚ and numerous related issues such as the economics of performance inhencing drugs. Broadly speaking these themes have developped from two traditions in sports economics‚ a Continental European one and a North American one‚ although there is now a trend for both traditions to merge. North Americans and their colleagues from Britain and Australia have applied the standard tools of supply and demand analysis to model the behaviour of the various participants
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COLUMN AND THIN LAYER CHROMATOGRAPHY Group 9 RAMOS‚ Sharina Joy; REYES Aina Marie; REYES Jallisa Maan; RUBIO‚ John Michael; SABINO Patricia Anne; SANTOS‚ Carlos Rafael ABSTRACT To separate the colored components of siling labuyo and to determine the purity of the components‚ the students performed a column and thin or solid-liquid chromatography procedure. The solid may be almost any material that does not dissolve in liquid phase. But for this experiment‚ the solid used by the students was
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Thousands of people move from one country to another. The reasons can be many‚ war‚ hunger‚ more educational opportunities in the new country‚ job offers and the dream of a new life. Every country has their own culture and how they do things‚ what happens when completely different people meet? Language is a huge barrier when moving to a completely different country. When someone moves to a new country the first element that becomes difficult is making themselves understood and understanding others
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gloves when washing or rinsing. Care is also needed if the edges of these plates are not polished or finished off‚ since a serious cut might result. If only coating one or two plates‚ then a glass plate can be built up on two opposite edges with masking tape to an appropriate height to give the thickness needed. Slurry is poured on to one end of the plate and a glass rod that extends past the masking taped edges can be used to pull the slurry evenly over the plate. There will be considerable waste until
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Does Higher Price Signal Better Quality? INTERFACES presents articles focusing on managerial applications of management practices‚ theories‚ and concepts D P S Verma and Soma Sen Gupta Executive Summary KEY WORDS Product Quality Perceived Quality Purchase Decision Price-quality Relationship With differentiated products‚ consumers may not be aware of the quality and features of the products they buy. They are often unable to make a quality comparison among various brands
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