IMMNAUEL LUTHERAN COLLEGE S6 Chemistry Name: Hramar ( 7 ) Experiment 7 : Analysis of commercial vitamin C tablet Title: Determination of the vitamin C content (ascorbic acid) of a commercial vitamin C tablet and compare the result with the value specified by the manufacturer. Theory : In this experiment‚ we have to determine the vitamin C content of a commercial vitamin C tablet which is the mass of ascorbic acid in the tablet. As iodine is a weak oxidizing agent used mainly for the determination
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Title: Quantitative analysis of vitamin C contained in ribena Aim: to determine the amount of Vitamin C in a sample of ribena Materials: * Vitamin C (ascorbic acid‚ C6H8O6) * 4% potassium iodide (KI) * 1M acetic acid (CH3COOH) * N-bromosuccinimide (NBS‚ C4H4BrNO2) Apparatus: * Conical flask * 100 ml volumetric flask * Weighing bottle * Analytical weight balance * Spatula * Funnel Results: Item: | Mass in grams | Mass of weighing bottle with ascorbic
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Vitamins In the early 20th century the discovery of vitamins began. Today there is a chance that there are some vitamins that are still undiscovered. The definition of vitamin is: one of several substances necessary for animal nutrition‚ and occurring in minute quantities in natural foods; numerous types have been distinguished‚ and designated by the letters of the alphabet. Each and every living animal needs vitamins to grow and be healthy. Since the human body can t produce
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abnormally low body weight is often masked by water retention‚ which makes the face moon-shaped and the belly swollen. Deficiency diseases are usually associated with lack of vitamins or minerals. The effects of a vitamin or mineral deficiency on the body depend on the function of the particular nutrient lacking. For example‚ vitamin A is
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Mariam Haider Micronutrients Vitamins Written Task Design Brief; Foods are not ‘pure’ substances. Although referred to as protein foods‚ or carbohydrate foods‚ this only recognized the food to be high in a particular nutrient. In fact‚ foods are mixtures of different nutrients and other chemical substances such as toxins‚ pigments and additives. Protein‚ carbohydrates and fat are regarded as macronutrients due to the size of their molecules. These nutrients are needed in large quantities
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Background of the Study Sweet Peppers (Capsicum annuum L.)‚ also called bell peppers‚ green pepper‚ or Pimento‚ belong to the family Solanaceae (Olarewaju and Showemino‚ 2006; Kabura‚ 2008). It is a warm season annual crop when grown in temperate regions. However‚ it is actually a herbaceous perennial when cultivated in tropical areas‚ such as its native Latin America. Bell peppers are considered “sweet” since they lack the pungent chemical (capsaicin) present in hot peppers. It is an important vegetable
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Rick & Rosalinda Puetter—Personal vitamin/supplement use and practice‚ 6 February 2000. Vitamins‚ Supplements & Their Uses I. Introduction Our interest in vitamins‚ dietary supplements‚ and nutritional biochemistry began in 1994. I in particular was a severe skeptic about supplements in general‚ and thought everything one’s body needed could be supplied from a “healthy diet”. This‚ of course‚ is true to some degree. Healthy diets allow one to live a long and pleasant life. This does not mean
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Problem Dr. Pepper Snapple‚ Inc. is a leading producer of flavored beverages in North America and Caribbean. The success of the company is characterized by more than 50 different brands that are synonymous with the refreshment‚ fun and flavor. Some of these brands include: Dr. Pepper‚ 7UP‚ Sunkist; A&W. Some of the leading brands are number one in the market. The issue Dr. Pepper faces is related to whether or not the company should enter into the energy beverage market. In 2007‚ Dr. Pepper Snapple‚
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Vitamin A Retinoic acid‚ or Vitamin A‚ is an essential human nutrient referring to a family of similarly shaped molecules called the retinoids. Its discovery dates back to research done in 1906‚ which indicated that factors other than carbohydrates‚ proteins‚ and fats were necessary to keep cattle healthy. Vitamin A was independently discovered by Elmer McCollum at the University of Wisconsin-Madison‚ and Lafayette Mendel and Thomas Osborne at Yale University. It was named due to the fact that
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The chili pepper is the fruit of plants from the genus Capsicum‚ members of the nightshade family‚ Solanaceae. The term in British English and in Australia‚ New Zealand‚ India‚ Malaysia and other Asian countries is just chilli without "pepper". Chili peppers originated in the Americas. After the Columbian Exchange‚ many cultivars of chili pepper spread across the world‚ used in both food and medicine. India is the world’s largest producer‚ consumer and exporter of chili peppers. Among which the city
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