Thin Layer Chromatography of the Unknown Analgesic Jessica Bajao*‚ Phoebe Abalos‚ Kevin Antiga‚ Carmelus Aseneta 3-Biology 2 College of Science‚ University of Santo Tomas‚ Manila‚ Philippines Abstract The group used five different analgesics in this experiment: aspirin‚ acetaminophen‚ ibuprofen‚ caffeine‚ and mefenamic acid. Six analgesics were spotted on the TLC plate including the unknown. After the development of the TLC plate‚ it was placed under ultraviolet light for the spots resulted
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that today physics is classified into a large group of special branches. These branches arise because of distinguished by the particular area study‚ the investigation methods and so on. An important branch that has developed recently is thin film physics. The thin film physics is deals with systems which have only one common property that their dimension is very small‚ though all other physical properties of such systems may be different‚ as well as methods of investigating. Generally‚ we investigate
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Introduction: John is interested in using Digital Marketing for increasing sales of his product line ‘Thin Healthy Wallets’. The previous advertising of his products included demonstration at public events. With increasing digital interaction and lack of physical attendance of consumers‚ has led him to integrate this modern marketing for his product. In the following‚ we will discuss different options of digital marketing and their feasibility with respect to John’s case. On-line product demonstration:
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Task 3: How could Thin Layer Chromatography (TLC) have been used to prepare a pure sample of aspirin? The method of using thin layer chromatography is easy‚ quick and relatively cheap to carry out this makes it ideal for preparing pure samples of aspirin. Equipment Required: • Thin Layer Chromatography Paper • Ruler • Pencil • Solvent • Beaker • Micro Capillary • Access to a fume cupboard • UV light • Clingfilm • Individuals sample of aspirin • Pure sample of aspirin • Sample of salicylic acid Method:
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concerned that this places too much pressure on women and men to focus on their appearance. Researchers suggest advertising media may adversely impact women ’s body image‚ which can lead to unhealthy behavior as women and girls strive for the ultra-thin body idealized by the media (Tiggemann & McGill‚ 2004). Advertising images have also been recently accused of setting unrealistic ideals for males‚ and men and boys are beginning to risk their health to achieve the well-built media standard. Little
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Over the years models have become thinner each year. Models have a weight limit set to ninety pounds between the ages of eighteen and twenty one. Are models becoming too thin in today’s society? Yes‚ models have become too thin over the years‚ the average weight limit for a eighteen year old female is one hundred and twenty-three pounds and the average weight limit for a twenty one year old is one hundred and forty pounds. Models that are at the age of eighteen are thirty-three pounds underweight;
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Introduction Chromatography is a technique used to separate a mixture into its individual components. In this experiment‚ chromatography is done by using a thin layer chromatography (TLC) plate and filter paper. The word ‘chromatography’ itself means the separation of colours. However‚ nowadays‚ both coloured and colourless compound are used in chromatography by various methods. In chromatography‚ the separation process of mixture is mainly based upon the polarity and molecular weight of sample
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Fijian Culture Part 2 A Paper Presented To Dr. In partial fulfillment of the requirements of MGMT‚ Culture And Gender Issues In Management University of College of Business and Public Management October 18‚ 2010 Introduction The Fijian culture is one of great diversity‚ rooted in a number of contributing ethical backgrounds. Indigenous Fijian‚ Indian‚ European‚ Chinese‚ and various cultures from neighboring Pacific islands donate to the Fiji that
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Into Thin Air‚ is an autobiography written by Jon Krakauer about an Everest disaster that he experienced first-hand while climbing the mountain in May of 1996. One theme that the author incorporates throughout the book is that climbing costs everything. He explains that climbing Mount Everest costs a lot of money. For some people‚ mountaineering costs their lives‚ limbs‚ and their family to pursue this passion. Krakauer uses a chronological text structure to describe the events of the fateful hike
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Men can appreciate nature for both its beauty and harshness. Even in the inhospitable environment of Mount Everest‚ a climber can recognize both during his climb to the summit. In Into Thin Air‚ Jon Krakauer records his trip in extreme detail‚ focusing on both his environment and the events that unfold around him. Krakauer uses several rhetorical devices to express his romanticized yet harsh attitude towards Mt Everest. The author uses both captivating diction and imagery to highlight his fascination
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