THE VITAMIN C CONTENT OF FRUIT JUICE Aim: To investigate the vitamin C content of fruit juice.Hypothesis: I believe the more drops of fruit juice taken to decolourise DCPIP‚ the smaller the amount of vitamin C in that fruit juice. This is because DCPIP needed to be decolourised by ascorbic acid in fruit juice‚ so less concentration of ascorbic acids means that more ascorbic acids is needed to decolourised DCPIP. I believe that freshly squeezed orange is going to have the most Vitamin C content
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Analysis of commercial vitamin C tablets Objective To determine the vitamin C content in commercial vitamin C tablets by titration between vitamin C (ascorbic acid) & iodine solution. Hence‚ compare this data with the manufacturer ’s specification. Principle In this analysis‚ certain amount of iodine solution‚ which is known in excess‚ is added to acidified ascorbic acid solution. Brown iodine can be easily reduced by acidified ascorbic acid to form colourless iodide ion:
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CHAPTER 1 INTRODUCTION 1.1 Background of the Research Vitamin supplements bring added nutritional values to people’s health. With their contents of the certain recommended amount of minerals and vitamins needed for staying healthy‚ vitamin supplements have become more and more popular especially for those with hectic and busy lifestyles. These people believe that daily or regular consumption of vitamin supplements helps to ensure the proper intake of nutrition needed—a compensation for what
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with various food tests and state the justifications. Apparatus : Test-tube ‚ test-tube holder ‚ water bath 95’c ‚ measuring cylinder ‚ white tile ‚ test-tube rack . Materials : Glucose‚ sucrose ‚ fructose ‚ hydrochloric acid ‚ potassium hydroxide ‚ albumin ‚ cooked starch ‚ corn oil ‚ copper (ll) sulphate solution ‚ ascorbic acid solution ‚ DCPIP solution ‚ Millon’s reagent ‚ Sudan lll ‚ tap water‚ ethanol ‚ iodine solution ‚ Benedict’s solution. Observation : Part One : Identification of Carbohydrates
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Jane Austen’s 1813 novel‚ ‘Pride and Prejudice’ and Fay Weldon’s 1984 epistolary text‚ ‘Letters to Alice on First Reading Jane Austen’ (Letters to Alice) are written regarding their individual contexts. A parallel study of these two didactic texts‚ composed in different centuries‚ develops a deeper understanding of the opposing values in relation to their own society. When read as a pair the obvious connection of societies failure to accommodate women’s happiness as a worthwhile moral project highlights
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Chapter Four: Consumer Behavior‚ Market Research‚ and Advertisement 1 ONLINE FILE W4.1 ONLINE BUYER DECISION MODEL EXHIBIT W4.1.1 Overview of Design Space for Online Buyer Decision Support Buyer Behavioral Stage Identify & Manage Criteria Search for Products & Merchants Compare Alternatives & Choose Updated Miles et al. (2000) Modified Guttman et al. (1998) Product Representation DSS Design Choices (Current Transaction) • Table • Text • Image Product Parameters • Listings • Tech
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second language learner is understood his level of intelligibility needs to be defined. Munro believes that “Intelligibility is the single most important aspect of all communication. If there is no intelligibility‚ communication has failed.” (Munro p.13‚ 2011). For the purpose of this paper intelligibility is defined as failed communication. If the learner cannot be understood then his intelligibility has been affected. Transcription 2. When the Japanese learner said “shelter housing is
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over a billion dollars spent in advertisement a year‚ Toyota has become an attraction in the eyes of many auto consumers worldwide. Toyota has built its reputation not only by producing high quality vehicles at affordable prices‚ but the brand and marketing skills they use through tactful pricing strategies. Toyota has differentiated their prices from the traditional pricing set up of many of the other automobile makers. However‚ it is their effectiveness in targeting consumers’ needs and wants that
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PEOPLE TAKE VITAMINS? Why Do People Take Vitamins? Tanya Goodden Thammasat University Author Note ID: 5306643xxx Business English Communication Program‚ Thammasat University. Correspondence concerning this paper should be addressed to Tanya Goodden‚ Business English Communication Program‚ Thammasat University‚ Thailand. E-mail: xxx@hotmail.com EB 333 2 WHY DO PEOPLE TAKE VITAMINS? Abstract This research was performed to determine the main factor that influences people‟s decision
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disregard the shape of the sampling distribution when the size of the population is large. c) It allows us to disregard the size of the population we are sampling from. d) It allows us to disregard the shape of the population when n is large. ANSWER: d 4. Suppose a sample of n = 50 items is drawn from a population of manufactured products
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