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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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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THESIS STATEMENT Repercussion of the COE teachers to change the face of Engineering graduates to the National Board Examination. INTRODUCTION The College of Engineering (COE) is a diverse community of scholars‚ learners‚ and professional staff dedicated to the development and application of advanced technologies‚ and working together to enhance the quality of life for all. We are creative problem solvers‚ innovators‚ inventors‚ and entrepreneurs‚ applying our skills for the advancement of
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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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Using reflective practice into courses The definition of “reflective practice”: “Reflective practice” is defined as framing and revising questions to get a deep insight of an issue and have better understanding of it. Using reflective practice into courses: To reach the aim of the course‚ some methods related to reflective practice which the article talks about can be used when we are doing group works for an essay or analyzing a business case individually. Firstly
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Effects of Using Computers As the world is developing rapidly‚ people rely more and more on science and technology. When they define the concept of science and technology‚ “most people today think of silicon chips‚ iPods‚ high-definition TVs‚ and visual cell phones” (Wilson 320). Among those high-tech inventions‚ cars and cell phones are two scientific inventions that mostly affect people’s lives. For example‚ they can get to the destination faster or simply make a phone call to talk instead of
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Using System Configuration System Configuration is a tool that can help identify problems that might prevent Windows from starting correctly. You can start Windows with common services and startup programs turned off and then turn them back on‚ one at a time. If a problem doesn’t occur when a service is turned off‚ but does occur when that service is turned on‚ then the service could be the cause of the problem. This tool can be accessed by typing the command msconfig in the Run or Search tab in
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