NaCO3 in Alka-Seltzer Tablets Alka-Seltzer is an effervescent antacid typically used for pain relief and neutralizing stomach acid to alleviate indigestion. Alka-Seltzer tablets contain Aspirin‚ Citric Acid (CH3COOH)‚ and Sodium Bicarbonate (NaCO3). When the tablet is placed in water it undergoes an acid-base reaction and Carbon Dioxide (CO2) is a byproduct that causes the notorious “Fizz”. The objective of the lab was to measure the % of NaCO3 in an Alka-Seltzer tablet in different measures
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to complete homework and learn better. Here are some of the most exciting findings from the study: "An unexpected number of middle school students (from all ethnicities and incomes) say they are using mobile devices including smartphones and tablets to do their homework. Previous TRU research indicated that middle
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Purpose To check whether mass is gained or lost during a Chemical reaction. Hypothesis Equipments and Materials • Eye protection • Test tube • 250 ml Erlenmeyer flask and stopper • Weight Balance • Antacid tablet • Dilute solutions of o Sodium Hydroxide‚ NaOH(aq) o Iron(III) Nitrate‚ Fe(NO3)3 • Funnel • Cylinder Procedures 1. Put eye protection on for safety purposes. Part A: Reaction between Iron(III) Nitrate and Sodium Hydroxide. 2. Take two cylinders and fill one (full)
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console makers as well as publishers. “Microsoft revealed much more information on the interaction between tablets running Smart Glass and Xbox One games. In Roman action-adventure game Ryse‚ for example‚ players can use tablets to watch friends ’ concurrent progress through different levels‚ along with videos of their conquests. In Xbox One ’s Project Spark‚ a game-creation game‚ players can use tablets in concert with the controller to create your game world. Second screens are becoming very important
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- To research‚ using various sources‚ the history of aspirin‚ its use in medicine‚ methods of synthesizing it and of measuring its purity - To compare the % purity of a branded aspirin tablet with a generic aspirin tablet - To compare 2 methods of composition analysis of the two types of aspirin Research The history of Aspirin 1
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Hypothetical Case # 1: Emergency Contraception Jeng Jeng is a 19 year-old college student at Universidad de Kounikos. She presents a prescription for four Looveral tablets. The instructions are to take two immediately and two in twelve hours. The pharmacist on duty‚ Marc‚ has strong pro-life beliefs. He refuses to dispense the prescription believing that the prescription is being used as an abortifacient. The patient explains that she needs to have the prescription filled soon‚ as she shared her
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Determination of Gatifloxacin and Ornidazole in Tablet Dosage Forms by High-Performance Thin-Layer Chromatography 43 A simple and sensitive high-performance thin-layer chromatography method has been developed for the quantitative estimation of gatifloxacin and ornidazole in its combined dosage forms. Gatifloxacin and ornidazole were chromatographed on silica Gel 60 F254 TLC plate using n-butanol: methanol: ammonia (6 M) (8:1:1.5 v/v) as the mobile phase and scanned at 302 nm using a Camag TLC Scanner
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TERESA WATSON ENGLISH 121 ENGLISH COMPOSITION 1 MATTEW BAMBERG NOVEMBER 12‚ 2012 1 - 1 - [no notes on this page] Running head: Kindle vs. Nook With affordable e-ink readers‚ mid-price color tablets like Kindle Fire and Nook are all going for your e-book dollars‚ what is the best choice for him or her? At first glance‚ the task seems daunting—there are more choices than ever before. The good news is that the list of worthwhile choices is actually fairly short. But the prices and features
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gestures alone‚ with accuracy down to a hundredth of a millimeter. HP is embedding the system into stand-alone keyboards‚ as well as into laptops. They also confirmed that motion control will be a part of everyday life for devices like kiosk systems‚ tablets‚ and smartphones. Another example of leading edge technology is Automobiles. Yes they come in different styles‚ shapes‚ colors‚ and with different features‚ but they will always be a need for us humans to get around. There will always be a new style
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