of Ions in Solutions Using Acid/Base Chemistry: A Quality Control Test Objective: This lab focuses on the detection of ions using titration as an analysis tool. You will standardize NaOH and HCl solutions so that you know the exact concentration and then prepare samples of common household items in order to determine the amount of calcium in Tang®‚ Mg(OH)2 in Milk of Magnesia‚ etc. You will learn to prepare samples of a specified concentration‚ learn about acids and bases through the use of
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These three types of surgeries are Gastric Bypass‚ Gastric Banding‚ and Gastric Sleeve‚ also known as Sleeve Gastrectomy. The first one of these surgeries that were performed was the Gastric Bypass Surgery. This type of surgery was first done in the 1960s. It was considered the “gold-standard surgery” (“Weight-Loss Surgery”). This is still used today‚ which shows
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My Experience with Gastric Bypass Eng.121: English Composition Instructor: Syndee Wood Jessica Racine 2/21/13 Roux-n-Y gastric bypass surgery is the most common and successful combined weight loss surgery in the United States. For people who are morbidly obese (BMI of 40 or greater) or BMI of 35 or more with serious health issues‚ the surgery benefits them more then not getting it. It has been said that 95 percent of people who diet to lose weight put it back on within two to three
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Liquid Crystals from Coconut Oil Fatty Acids - Investigatory Project Liquid Crystals from Coconut Oil Fatty Acids Abstract Liquid crystals are fluids that are between the solid and conventional liquid phases. Liquid crystals are in widespread use‚ especially in optical technologies. They are synthesized by combining fatty acids with cholesterol. This study aims to utilize coconut oil as an alternative source of fatty acids for synthesizing liquid crystals since coconut is cheap and abundant
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Diffusion of Hydrochloric Acid into Different Sizes of Agar Blocks Aim: Investigating the relationship between the diffusion and the surface area to volume ratio‚ with agar and hydrochloric acid. Research Question: How does the difference in surface area to volume ratio affect the diffusion? Hypothesis: As the area to volume ratio increases‚ the time taken for a complete diffusion will also increase. Background Information: Agar is a jelly like substance and in this experiment‚ agar
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Gracen Seiler April 7th‚ 2015 Section- 109 Investigating Stoichiometry with Sodium Salts of Carbonic Acid Introduction- This experiment is intended to help find a better understanding of chemical stoichiometry through titrations of NaHCO3 and NA2CO3 with HCl. A chemical reaction is a process that involves rearrangement of the molecular or ionic structure of a substance‚ as opposed to a change in physical form in a nuclear reaction. Titration is when a measured amount of
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Acid Base Titration bre’ana March 1‚ 2013 Purpose: The purpose of this experiment is to determine the concentration of a solution of NaOH by titration with a standard solution of HCl. It was also the purpose to determine the concentration of a sample of white vinegar by titration with a standard solution of NaOH. Introduction: Using the method of titration is how the experiment gets to the conclusion of the concentration of a solution. When doing this experiment‚ measurement is very important
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SNC2D0 Introduction: Heartburn is a form of indigestion by acid digestion it affects many people worldwide. A solution to defeat heartburn is to take an antacid. An antacid is medicine which neutralizes your stomach acidity. In this experiment‚ we will be using three liquid antacids which are Phillips Milk of Magnesia‚ Life Brand Milk of Magnesia and Diovol plus AF and determine which one is the most effective at neutralizing an acid. Purpose/problem: The purpose of this lab was to test Diovol
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English Book Report The Electric Kool-Aid Acid Test The Electric Kool-Aid Acid Test is a novel about a the exploration of drug use and the many effects drug use can have on ones life. Ken Kesey‚ the main character volunteered to participate in a drug study advised by the CIA. Ken Kesey is an intelligent young journalist who attends Stanford University‚ and participates in the Creative Writing Program. Ken moves to California‚ where he shares a house with a group called the "Merry
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Date Performed: September 9 ‚2011 SPECTROPHOTOMETRIC DETERMINATION OF THE ACID DISSOCIATION CONSTANT OF METHYL RED M.C. Caligagan ‚M.N.Q. Tolentino and M.Q. Clores Institute of Chemistry‚ College of Science University of the Philippines‚ Diliman‚ Quezon City‚ Philippines Received :September 21‚2011 ABSTRACT This experiment aims to determine the acid dissociation constant value of Methyl Red by means of spectrophotometry. Ten samples were spectrophotometrically analyzed under a UV-Vis
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