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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Electronic Business E-business (electronic business)‚ derived from such terms as "e-mail" and "e-commerce‚" is the conduct of business on the Internet‚ not only buying and selling but also servicing customers and collaborating with business partners. One of the first to use the term was IBM‚ when‚ in October‚ 1997‚ it launched a thematic campaign built around the term. Today‚ major corporations are rethinking their businesses in terms of the Internet and its new culture and capabilities. Companies
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perimeter of circle in c code. This c program makes a contrasting concept that how a return statement can return more than one value. Usually in C programming we make a call by value. This means that in general you cannot alter the actual arguments. But if desired‚ it can always be achieved through a call by reference. Using a call by reference intelligently we can make a function return more than one value at a time‚ which is not possible ordinarily. This is shown in the c program find area and perimeter
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percentage of vitamin C (ascorbic acid ) between the fresh orange juice and artificial orange juice (Sunkist). Problem statement : Does have different types of fruit juice contain similar amount of vitamin c ? Objevtive: To analyse the concentration and percentage of different food sample by using titration method and state whether the percentage and concentration of vitamin C. Methodology: Theory : DCPIP can also be used as an indicator for Vitamin C. If vitamin C‚ which is a good reducing
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at the top of the luxury field within the United States.[2] In 2012‚ Cadillac’s U.S. sales were 149‚782 vehicles.[3] Cadillac is among the oldest automobile brands in the world‚ second in America only to fellow GM marque Buick. The firm was founded from the remnants of the Henry Ford Company in 1902‚ almost 9 years before Chevrolet.[4] It was named after Antoine Laumet de La Mothe‚ sieur de Cadillac‚ who founded Detroit‚ Michigan. The Cadillac crest is based on his coat of arms. By the time General
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needs a daily intake of Vitamin C to stay healthy; therefore‚ one should be aware of what fruits he/she should ingest daily or more days to obtain stronger stamina and the abundance of antioxidants in the body to reverse oxidation. Vitamin C or L-ascorbic acid is essential for normal growth of humans and it helps in the repair and reconstruction of body tissues lost over time. It is an antioxidant that blocks the damage caused by free radicals. People who take Vitamin C daily tend to build up a great
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Subject: What is the weather like today? Lesson objective: Students identifying and describing the weather Assumptions: Ss know basic vocabulary: weather‚ temperature‚ degrees‚ cold‚ warm‚ snow‚ storm‚ etc. STRATEGY 1 - PRESENTATION Interaction Patterns: T>S‚ S>T Timing: 20 min Purpose of Procedure: To interest students‚ to learn the vocabulary Materials needed: Pictures with different weathers‚ stickies with adjectives: cloudy‚ cold‚ foggy‚ freezing‚ rainy‚ sunny‚ snowy‚ stormy‚ windy
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University of Phoenix Material Appendix C Models of Abnormality Psychologists use several different models to explain abnormal behavior. These different models have created shifts in values and beliefs as well as improvements in clinical research. These differences in ideas mean that the different models are sometimes in conflict with one another. People who follow one model often point out where another model fails in its interpretations‚ investigations‚ and treatment methods. Read the brief
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E-business E-business (electronic business) is using technology to improve your business processes. This includes managing internal processes such as human resources‚ financial and administration systems‚ as well as external processes such as sales and marketing‚ supply of goods and services‚ and customer relationships. The way in which you manage your business relationships has not changed‚ but the way they are referred to when using e-business tools has. They are becoming more often known as:
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++ I&S CHALLENGES IN E-GOVERNMENT AND SECURITY OF INFORMATION Min-Shiang HWANG‚ Chun-Ta LI‚ Jau-Ji SHEN‚ and Yen-Ping CHU Abstract: Due to the advances made in Information and Communication Technologies (ICT)‚ e-Government users can easily use the available services from places and at time that are convenient to them through WWW browsers. To easily and securely provide the required services through Information Technology (IT) has been an important issue in e-Government. In this article
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