Determination of Ascorbic Acid in Vitamin C Tablets Done by: lora ID #: Date:12/3/2011 Objectives: The aim of this experiment is to determine the weight of ascorbic acid in three vitamin C tablets by titrating it directly with KBrO3‚ then back titration by Na2S2O3. Introduction: Vitamin C is a weak acid and a water soluble substance and it is often called ascorbic acid. It is useful for many biological activities and main functions such as: it is used to provide reducing equivalents for biochemical
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Assignment 3 front sheet | | Learner name | ------------------------------------------------- Assessor name | Sandra Laksa | Matt Jones / Annette Jackson | Date issued | Completion date | Submitted on | 05/02/2012 | 01/06/2012 | | Qualification | Unit number and title | BTEC Level 3 Extended Diploma in Business | Unit 17 Training in the Business Workplace | | | Assignment title | Assignment 3 Evaluating Training | In this assessment you will have opportunities to provide
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EXPERIMENT: DETERMINATION OF ASCORBIC ACID IN VITAMIN C TABLETS THEORY: Ascorbic acid‚ C6H8O6‚ MM = 176.13‚ can be oxidized to form dehydroascorbic acid by bromine via the following reaction: The bromine or iodine used in the titration is generated by adding an excess amount of KBr or KI to an acidified solution of the sample according to the following reaction: BrO3- + 5 Br- + 6 H+ 3 Br2 + 3 H2O IO3- + 5 I- + 6 H+ 3 I2 + 3 H2O Sodium thiosulfate solutions can
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C OMPARATIVE E CONOMIC G ROWTH THE P OST -M AO E RA IN C HINA AND I NDIA IN Edward J. Sappin Chinese Economic Reform since 1978 April 21‚ 2003 INTRODUCTION India and China are the two nations with the largest populations on the planet. They are similar in many ways as both have diverse ethnic minorities‚ well-educated segments of their populations‚ and relatively stable governments. Nevertheless since 1978 China’s gross GDP and GDP per capita have grown at high levels while
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Andy Warhol American art in the late twentieth century expanded the realm art in addition to bringing the idea of art to where it is today. Andy Warhol was the most notable artist from this time period. Whether it was a painting‚ a sculpture‚ or even a film‚ he created it in a style not yet done before. His addition of popular culture into art really pushed where art was at the time as well as brought art to where it stands today. Furthermore‚ he created in a way that gave us pieces of art that
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MaRisk & G-SIFI A comprehensive framework about regulations International Finance October 2013 1 Agenda MaRisk 1.1 Comprehensive Framework 1.2 Scope of application and requirements G-SIFI 2.1 Comprehensive Framework 2.2 Identification 2.3 Capital Requirements 2.4 Recovery and Resolution Plans 2.5 Consequences of Regulation 2 MaRisk | Comprehensive Framework What Does MaRisk Mean? Is the acronym for “Mindestanforderungen An Das Risikomanagement”‚ meaning Minimum Requirements
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C programs 1. Program to print text 2.Program To Read Two Numbers And Print The Sum Of Given Two Numbers. 3.Program To Accept Student Roll No‚ Marks in 3 Subjects and Calculate Total‚ Average and Print it. 4.Program To Read Three Numbers And Print The Biggest Of Given Three Numbers 5.Program To Read A Number And Find Whether The Given Number Is Even Or Odd. 6.Program to accept a year and check whether the given year IS leap year or not. 7.Individual Digits 8. Program to accept a three digit number
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Research Question: How the amount of vitamin C in fruit juices affects its freshness and till what extent is the information provided on the pack by manufacturers is reliable? Background Information: Hypothesis: -fresh juices have more vitamin C than long-life -juice that is ‘not from concentrate’ is best in terms of vitamin content -if heat destroys vitamin C then heat-treated long-life juices will have lower concentrations -if heat destroys vitamin C then boiled fruit juice will have lower
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becomes congested during sexual arousal; therefore‚ male erection equals erection of the female erectile organs. The correct anatomical term to describe the erectile tissues responsible for female orgasm is the female penis. Vaginal orgasm and the G-spot do not exist. These claims are found in numerous articles that have been written by Addiego F‚ Whipple B‚ Jannini E‚ Buisson O‚ O’Connell H‚ Brody S‚ Ostrzenski A‚ and others‚ have no scientific basis. Orgasm is an intense sensation of pleasure
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Introduction to C - Programming Assignment #5 Due date: Please consult WebCourses for your section Objectives 1. Learn how to design a program using functions. 2. Review of if statements and loops. Note: In this assignment‚ you are required to write one program. Problem: Universally Comical Funland Unified (ucf.c) Your internship with UCF has gone quite well so far. You’ve helped design software for many different areas of the park ranging from the roller coasters to the custom t-shirts and
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