As we know‚ the TLC is a separation technique that has two phases: the stationary phase and mobile phase. The stationary phase is silica gel (SiO2) which is very polar compound‚ while the mobile phase is 0.5% acetic acid which has less polar. Also‚ as we know‚ the compound will rather to stay with stationary phase or travel with mobile phase depend on its polarity. The result show as that the polarity of the solvent is the key factor for the compound to travel with it or stay in stationary phase
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sManBal1e_CH19 02/09/10 5:36 PM Page 537 CHAPTER 19 Financial Crises There was a time when the credit markets had essentially frozen and when blue chip industrial companies were having trouble raising money. I knew then we were on the brink...We easily could have had unemployment of 25 percent.” —Henry M. Paulson (former Treasury Secretary)‚ commenting on the state of the U.S. economy in 2008 hroughout this book‚ we have seen that many kinds of shocks can decrease an economy’s output
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Separation and Identification of Plant Pigments by Paper Chromatography Biology 1107L Introduction All living organisms require energy for their chemical processes. The ultimate source of this energy is the sun. Plants convert light energy into the chemical energy of sugars. During photosynthesis pigments are used to capture light energy. Pigments of green plants can easily be separated and identified using a technique called paper chromatography. The purpose of this
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Oligopoly • no agreement exists between producers • existence of non-price competition with the possibility of price wars • the kinked demand curve as one model to describe oligopoly behaviour • game theory • contestability of markets prevents firms from exploiting monopoly power It would be possible to earn full marks on this question without using diagrams‚ however use of appropriate diagrams should be rewarded. Discussion (in part (b)) of only a collusive or only a non-collusive oligopoly should
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ECON 310 06 June 2014 Project 1: Construction and Microeconomics With a college degree in the study of Construction Management‚ an understanding of how the construction industry impacts the economics of a country and or the world‚ is essential knowledge for practitioners within this industry. When a construction project is in operation the easiest for all to see at the work site is the amount of people participating in the development. Seldom does anyone take the time to understand the total
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Matthew Thomas Explain the importance of self-interest in Smith ’s economics. How is it related to the wealth of a nation? In order to answer this question we must first be very careful what is meant by self-interest. Smith was primarily a moral philosopher and concerned himself with drawing from history the patterns implicit to human nature. In The Theory of Moral Sentiments (Smith‚ 1759) Smith discusses in detail the conclusions he has drawn from this analysis concerning the framework for peoples
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A dispensing mechanism ousted the formal legal system: Public Interest litigation Public interest litigation is a concept of recent origin evolved by the supreme court on the plinth of equal justice by giving liberal interpretation to the long standing rigid concept of locus standi. The supreme court advocated for social justice for the poor by the way of public interest litigation and court devised the new tool for mitigating the suffering of poor people. Article 39A of the constitution mandates
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Course: BUECO5903 BUSINESS ECONOMICS Date: Wednesday 13‚ October‚ 2010 Reading Commences: Writing Commences: Duration: 3 hours Venue: Off Campus Partner Providers Course Coordinator: Paul McPhee Total marks: 60 Instructions to candidates: 1. Print your name and student number on the Examination Paper and Answer Book. At the conclusion of the examination you must hand in both the examination question
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Race separation and hierarchy has been a big part of our world history and is still a problem in some countries. In the older days‚ race decided whether you were a human being or just a “tool” to others advantage. In the 1800 century was there a change in the American history‚ where slaves were becoming freemen‚ and the short story “The Whipping Boy” describes in fiction how it may or may not have been in the change of history. The whipping boy concerns a family slavery farm‚ where they have three
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Ukrainian Places of Interest Ukraine is a country with the glorious past.It is rich in historical monuments anddifferent places of interest.Kyiv is the capital of Ukraine and one ofthe oldest cities in the Eastern Europe. It has already celebrated its 1500th anniversary. That’s why it is not surprising that a lot of interesting monuments are situated there‚ for example‚ the well-known to all Slavonic world St Sophia’s Cathedral and Kyivo-Pecherska Lavra. It is breathtaking to wander along the
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