Analysis of Antacid Tablets Lab Lab date: June 9‚ 2011 Introduction: This lab is designed to provide the student with experience in understanding the principals of acid/base neutralization and to develop the laboratory skill of titration. Procedure: 1. Gather materials: 0.20 M HCl solution‚ 0.20 M NaOH solution‚ 50 ml burette‚ bromophenol blue‚ 150 ml flask‚ electronic scale‚ tripod stand‚ motor and pestle‚ Bunsen burner‚ Tums tablet‚ Rolaid tablet‚ and Equate tablet. 2. Weigh antacid
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Good afternoon everyone‚ im here today to persuade you that tablets are better than textbooks especially in our generation today. But first I must define shortly what is a tablet. A tablet is ... So how tablets surpass the importance and usefulness of textbooks? 1. Tablets help students learn more material faster. Technology-based instruction can reduce the time students take to reach a learning objective by 30-80%. 2. Tablets can hold hundreds of textbooks on one device‚ plus homework‚ quizzes
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Chemistry 12 12/Oct/2011 Titration- Analysis of Aspirin Tablets Objective: Determine the percentage of aspirin (acetylsalicylic acid) present in two different commercial tablets by titrating the solution with a base. Also determine whether the aspirin is a strong or weak acid according to the Bronsted- Lowry and Lewis theories and deduce the formula of the acid- base reaction. Independent Variable: The amount of base (NaOH) in moles that are needed to neutralize the solution. Dependent Variable:
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Comprehensive Study of the Laptop Industry in India on the Basis of Different Marketing Concepts Comprehensive Study of the Laptop Industry‚ Marketing Management Executive Summary “The sales of notebook PCs grew at 46.4 percent QoQ‚ crossing the seven lakh mark in a single quarter‚ for the first time”1 The above statement is one that fills the laptop industry‚ as also the entire electronics industry‚ with hope and optimism for the future. In the last year (2008)‚ the laptop sales in India doubled
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Technology in Classrooms: One Laptop per Child-A Failed Idea? Is the use of technology benefiting the students in classrooms today or is it taking away from their education? Should students be allowed to have easy access to a computer during a lecture to find relevant information or is it a distraction that puts their attention onto something completely off subject? It has certainly been argued both ways. As technology becomes more prominent in everyday life‚ the global world changes at the
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Microsoft‚ Intel‚ and other leading for profit companies interested in low-cost computers for the developing world? In 2005‚ Nicholas Negroponte‚ the founder of MIT’s Media Labs‚ announced the One Laptop per Child (OLPC) program at the World Economic Forum. The concept was simple and appealing. Innovate a $100 laptop and distribute it to children in the developing world’s governments. The vision was for bridging the digital divide between developed and developing nations. The OLPC was a nonprofit project
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2008] www.ijpsonline.com Short Communications Spectrophotometric Method for Determination of Tablets Glucosamine in Tablets PRIYA GAONKAR‚ VINEETA KHANVILKAR‚ RAJANI SHETTIGAR AND CHHAYA GADGOLI* Saraswathi Vidya Bhavan’s College of Pharmacy‚ Sonarpada‚ Dombivli (East)-421 201‚ India. A rapid and sensitive method has been developed for the determination of glucosamine sulphate from tablets by UV-spectrophotometery. In this method‚ glucosamine sulphate was reacted with phenylisothiocyanate
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to see How the Concentration of Hydrochloric acid affects the Rate of Reaction with Calcium Carbonate I am going to investigate how concentration of hydrochloric acid affects the rate of reaction between hydrochloric acid and indigestion tablets which contain mainly calcium carbonate. From my background knowledge from class work and books‚ (see references) I have found out that if you increase the concentration of hydrochloric acid‚ the rate of reaction will increase and the time
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In this situation a laptop can be used for two things – education and for fun. Ultimately a laptop that is free provided by the government is one that is wanted by everyone. Laptops are convenient and are portable which can be taken everywhere. There is wireless internet available so you can use the internet and you can use it for whatever purpose – entertainment‚ assignments‚ homework etc. But in the education perspective‚ these laptops are not effective in a student’s education‚ purely and simply
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Desktop Computer or Laptop Computer Deciding on purchasing a desktop computer or a laptop computer can be a tough choice; one should consider a few guidelines. Some of these guidelines have to do with the physical aspect of the two computers‚ functioning of the computers‚ and the cost and reliability. When buying a desktop or laptop computer it is a good idea to know what you’re looking for. The physical aspect is a really important thing to look at when buying a desktop or laptop computer. Screen
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