Laboratory Report: Experiment 3 Analysis of commercial vitamin C tablets Name: Cheung Chun Hin‚ Harry Class: 6L (12) Date: 14-10-2009 Objective: To determine the content of vitamin C in commercial tablets (redox titration and back titration) Principle of method: Vitamin C‚ which is ascorbic acid‚ reacts with iodine rapidly in an acidic medium. C6H8O6 (aq) + I2 (aq) C6H6O6 (aq) + 2H+(aq) + 2I- (aq) Since iodine dissolves slightly in water‚ ascorbic acid cannot be titrated
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Acid Determination of Vitamin C Tablets and Salt Solutions Chem 1290-016 03-05-2010 ------------------------------------------------- Purpose: The purpose of this lab was to use acid-base titrations to find the mass percent of ascorbic acid in a Vitamin C tablet. A known concentration of sodium hydroxide was used and the value found was compared to the stated amount of ascorbic acid listed on the vitamin container. Also in this lab the acidity of different salt solutions were tested using
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CODEX STAN 247 Page 1 of 19 CODEX GENERAL STANDARD FOR FRUIT JUICES AND NECTARS (CODEX STAN 247-2005) 1. SCOPE This Standard applies to all products as defined in Section 2.1 below. 2. 2.1 DESCRIPTION PRODUCT DEFINITION 2.1.1 Fruit Juice Fruit juice is the unfermented but fermentable liquid obtained from the edible part of sound‚ appropriately mature and fresh fruit or of fruit maintained in sound condition by suitable means including post harvest surface treatments applied in accordance with
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* Hypothesis The vitamin C content will be fewer in the cooked green pepper than the one hasn’t * Objective To investigate the effect of heating on the vitamin C content of green pepper. * Background (copy from the task sheet)and Biological principle * All fruits and vegetables contain a certain amount of vitamin C; also called ascorbic acid is a water-soluble vitamin that is necessary for normal growth and development. * the cooking process of green pepper will decrease the concentration
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Sunshine Fruit Juices employs 100 people in its Queensland factory and supplies juice to large supermarket chains in Asia and North America. Customers have recently complained that the product has been damaged and bottles have been wrongly labelled. An increase in industrial disputes has also occurred due to a number of recent workplace accidents and demands from employees for higher wages. Sunshine Fruit Juices is a company SWOT Analysis STRENGTHS WEAKNESSES OPPORTUNITIES
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Berri Pure Fruit Juice Case Ágústa Hera Harðardóttir‚ Christian Washausen‚ Kerstin Fick‚ Michelle Won 1. Based on what you know from the case and given that the international expansion to Asia-Pacific is agreed upon‚ what decisions have to be made by the company and in what order? After analyzing the company’s external and internal environment in Taiwan‚ the business and mission for the particular market have to be defined. During the process Berri has to set its objectives for the market
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The Effect of Vitamin C on Plant Growth Aim: To determine the effect of salt/ sugar/ caffeine/ vitamin C on seed germination. Hypothesis: The plant will grow slowly or die due to the Vitamin C. Equipment: * 2 cups * 2 measuring cups * Water * Vitamin C/ orange Juice * Soil * 4 seed (2 for each cup) * A ruler Method: 1. Pour ¾ of soil into each cup 2. Plant 2 seeds into each cup. Put it about half way down the soil 3. Mix 1mL of orange juice with 5mL water
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Healthcare for workers has been difficult to quite understand. It comes with many issues and solutions in which many are not talked about or understood. In Fresh Fruit Broken Bodies‚ Seth Holmes talks about the fieldworks and the injuries that happen to these workers. The main focus with cultural competency is the lack of training that one has in the health field training. He explores the structural factors that affect the migrant healthcare and how the health professions perceive these migrant patients
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members. 1.2 Background of the Study: We were assigned as a group to have a study on various fruit juice companies of Bangladesh. We have conducted a study on their organization and also find out the consumer perception about the product. We find out the consumer perception about various fruit Juice. 1.3 Objective of the study: The main purpose of the project is to show the customer preference to select fruit juice by doing a questionnaire based survey. We were instructed from our business communication
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EXPERIMENT 1 DETERMINATION OF ASCORBIC ACID CONTENT IN VITAMIN C TABLETS INTRODUCTION To calculate the mass of the ascorbic acid and hence the mass percentage of ascorbic acid in the vitamin C tablet. PROCEDURES (Refer to Lab Manual) 1. Accurately weight vitamin C (effervescent type) in a 50 ml beaker. Add about 30 ml of deionised water to dissolve the vitamin C tablet. Once the tablet has dissolved completely‚ transfer the solution into a 250 ml volumetric flask via a plastic filter
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