w w w e tr .X m eP e ap .c rs om UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS General Certificate of Education Ordinary Level MARK SCHEME for the June 2004 question papers 2281 ECONOMICS 2281/01 2281/01 Paper 1 (Multiple Choice)‚ maximum raw mark 40 Paper 2 (Structured Questions)‚ maximum raw mark 80 These mark schemes are published as an aid to teachers and students‚ to indicate the requirements of the examination. They show the basis on which Examiners were initially instructed to award
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AIM The aim of this investigation is to explore the effect of different concentrations of bile salts on the time taken for the lipase enzyme to break down fat. BILE Bile is a brownish bitter alkaline fluid produced by the liver and made by the hepatocytes from water‚ bile salts‚ bile pigments cholesterol and phospholipids and stored in the gall bladder. Bile is directly connected with digestion. It is released sporadically into the small intestine (duodenum) which is part of the gut in order
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Monday‚ December 27‚ 2010 Reasons for the Rise of the Novel in the Eighteenth Century Introduction: The most important gifts of the eighteenth century to English literature are the periodical essay and the novel‚ neither of which had any classical precedent. Both of them were prose forms and eminently suited to the genius of eighteenth-century English men and women. The periodical essayist and the novelist were both exponents of the same sensibility and culture‚ and worked on the same intellectual
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Billy Kong Chem&163 Lab Report 1 Analysis of Acids‚ Bases‚ pH and Salt Purpose: Explore various methods for determining the characteristics of acid/base solution. The goal of this experiment include the investigation of various acid/base indicators‚ calculating the change of pH with concentration‚ change of pH due to the addition of salt and different between strong and weak acids/bases. Safety and Disposal: Use extreme caution when handling concentrated acids and bases. Dispose of all
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How has Tesco profit grown over the last 6 years? Since 1992‚ Tesco has undergone considerable growth and has seen its market share in the UK rise from 10.4% to 15.2%. This in turn has led to increases in both turnover and profit. The changes in the company’s financial fortunes are shown below: Year Turnover (£m) Group operating profit (£m) Market share 1992-3 7‚581 496 10.4% 1993-4 8‚600 521 10.7% 1994-5 10‚101 617 12.0% 1995-6 12‚094 724 13.7% 1996-7 13‚887 774 14.5% 1997-8 17‚400
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Experiment 5: Percent Water in a Hydrated Salt Chemistry 1300 Instructor: 2/8/12 Abstract: The purpose of this experiment was to determine the percent by mass in a hydrated salt‚ as well as to learn to handle laboratory apparatus without touching it. The hydrated salt‚ calcium carbonate‚ was heated with high temperature to release water molecules. Gravimetric analysis was used in this experiment to determine the percent by mass of water in a hydrated salt. The hypothesis of this experiment was
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Academic Review of Salt: A World History Salt. We use it every day‚ we eat it‚ we love it; but sometime in the past‚ it caused many significant events. In Salt: A World History‚ Mark Kurlansky writes about the history of the world from a very peculiar topic. Salt. This is a very unique book. As in normal world history‚ the course follows culture and different empires and civilizations‚ but this one takes an entire new view. Salt‚ salt was‚ and still is‚ one of the most important minerals we have
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LOBBYING FOR GROWTH The 5-30 a.m. beep from his wristwatch woke up Anurag Saxena. In characteristic style he jumped out of bed and headed for the bathroom only to stop at the door. Memories of the previous day came rushing back and Saxena realized that there was no need to hurry. Yesterday he called up Tim Leed‚ director for India and West Asia of the New York-based Denver Instruments‚ to say that he was quitting the company. “Wait for a day Anurag. We can talk about this again tomorrow‚” was
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Sometimes you will have a high level of salt or not enough chlorine. In order to maintain a safe swimming pool you need to be sure that everything is working as it should be. If you find that you are frequently running into problems one easy solution could be to monitor it more closely. If you
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CHARACTERISTICS OF ACI IODIZED SALT 1.1. Origin of the report: The main reason for preparing this report is to fulfill the requirement of our business communication course in first semester. Another important reason is to determine the consumer characteristic of ACI iodized salt. Salt is the most important element of cooking. Due to actions taken by the different health care organizations‚ people are being more and more aware of the importance of using iodized salt. People are looking forward to
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