Determining the percent Concentration of a given Solution using Titration Morphy Kuffour Mrs. Langlis‚ AP Chemistry C-D 9/24/2017 Purpose: Determining the precise concentration of vinegar through titration using a standard solution of Potassium Hydroxide (KOH) (aq) Background: Vinegar is a solution of acetic acid (CH3COOH) in water. The concentration of acetic acid in Vinegar is written as a Molarity (mol/L). In this experiment‚ titration is used to determine the concentration of acetic acid in
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Using Animals for Scientific Research should be banned Have you ever thought that the pet you loved and you care so much‚ could have been suffering from pain and massacre in a laboratory for scientific research? sadly that is true and more than 100 million animals including dogs‚ cats‚ monkeys‚ fish‚ birds‚ rabbits and hamsters are killed in laboratories for chemical‚ frog‚ food and cosmetics testing. Nowadays scientist use animals for scientific research‚ in my opinion using animals for scientific
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their friend. Moreover‚ facebook can be accessed for all ages. For example‚ using facebook becomes a lifestyle for teenagers. Almost everyday they access their facebook account to chat with their friends or just to update their status. If they don’t have facebook‚ their other friends will say you are old-fashion people. Facebook also has advantages and disavantages. In this article‚ let’s try to disscuss the disavantages of using facebook. Some disavantages that we can mention here : making weak eyesight
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1.1Background It is generally agreed that the use of Information and Communication Technology (ICT) in schools is a crucial resource in education (ICT in Education‚ 2007). Because of the benefits to teachers and pupils‚ ICT will grow in use (Using ICT to support learning‚ n.d.). The Government has spent more than £1.8 billion to bring ITC to schools with a further £230 released from The National Lottery to increase teachers’ competence in the use of ICT (OFSTED‚ 2002). 2.0 The learning situation
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Using Excel=s Solver Tool in Portfolio Theory Excel contains a tool called the Asolver@ that lets you maximize or minimize functions subject to general constraints. We will use this tool to compute the global minimum variance portfolio and the tangency portfolio for the three-firm example (see the spreadsheet 3firm.xls). The spreadsheet for this tutorial is called solverex.xls. The data for this example are given in the following table Stock 1 2 3 E[R] 0.229 0.138 0.052 VAR(R) 0.924 0.862 0.528
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Using Overhead Transparencies by Lenny Laskowski © 1997 LJL Seminars http://www.ljlseminars.com While the current trend in the training industry is heading toward the use of the LCD Projector technology‚ the overhead projector is still the most popular presentation device used today. Most facilities have an overhead projector in every training room or conference room. Although it is the most widely used‚ it is also the biggest abused. Some presenters continue to misuse the overhead projector
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Consequences of using drugs Many people would ask: why do people use drugs? Or what is the interesting thing about having that vice? Drugs act as poisons‚ when people have the first time using would begin internal and external situations. Saying that drugs have become the greatest misfortune of society is an exaggerated form of referring to the situation. No one sector of life is free from this outbreak. Crime and violence are obvious consequences‚ but the lack of morality‚ education ruined and
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Improving Productivity Using IT As our organisation is very IT focused there are many different methods and software we use. Our main way of communicating is via email; this saves a lot of time and is also a faster way of letting the whole team know certain information. We use a variety of software to get tasks completed such as word‚ excel‚ PowerPoint‚ internet etc. As we very rarely have customers come into our office‚ most of our communications is by using computers. We have a company website
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Children Are Not Using their Imagination Growing up‚ as a child in the mid 80’s and the entire 90’s there wasn’t the holding back children’s imagination‚ sky was the limit; G.I. Joe‚ Barbie‚ E-Z bake oven‚ and the ever so classic Brite-Lite LED art kit. With their imagination‚ a child could become an intergalactic alien slayer‚ or the parent of a tear shedding cabbage patch doll. A technological advancement was created that enslaved and dumb down America’s children. Now it is high definition
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Chapter 1 Using Operations To Compete Course Introduction 1. What is Operations Management (OM) and why do we study it? 2. What is the primary goal of this textbook? A. Operations and Supply Management Across the Organization 1. Define Process: 2. Define OM in terms of one of several functions within an organization: 3. Define Supply Chain Management B. A Process View 1. Describe how processes work 2. What are nested processes
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