Proteins Purpose: To test for the presence of starches and protein macromolecules‚ to introduce the concept of variations in chemical compounds. Hypothesis: If biuret is blue after a test for protein‚ then it is a negative result because biuret reagent is blue to begin with. If a solution is pinkish purple‚ or purple‚ then the test for protein is positive. The test solution for starches is yellowish brown. If any substance that is yellowish brown when mixed with iodine‚ then the test for starches is
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Personality tests are used to better understand how one is perceived by others in day to day interactions. Although the questions asked seem very random at times‚ they cover a wide range of topics to better evaluate the individual. Along with evaluating someone’s personality‚ the tests are also used to give suggestions of possible career fields that would best suit the individual. After taking a few of these tests myself‚ I hope to have a better idea of my personality and apply the results to my
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The psychometric assessment test I evaluated for this project is the Wonderlic Cognitive Ability Test. This test is a popular intelligence test used to assess the aptitude of prospective employees for learning and problem solving in a range of occupations. A man named Eldon F. Wonderlic originally created the test in 1936 and throughout the years alterations and new versions of the test have been created. The test is actually quite simple; the participant is required to answer 50 multiple-choice
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cation and anion analysis is that in anion analysis‚ a series of separations of the ions from one another is usually not the most efficient way to determine their presence. Instead‚ only some separations will be made‚ and the initial test solution will be used to test many of the ions. Refer to the flow chart at the end of the experimental directions as you proceed. First you will prepare and analyze a “known” solution which contains all six of the anions. Then you will analyze an “unknown” solution
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Biruiet Test: Procedure Instead of the Biuret Reagent‚ the following may be used: * Fehling’s Solutions A and B * Sodium hydroxide and copper (II) sulphate solutions 1. Add 2 cm3 of the liquid food sample* to a clean‚ dry test tube 2. Add 2 cm3 of Biuret Reagent. Alternatively: * Use sodium hydroxide solution and copper sulphate solution instead. Add 1 cm3 of sodium hydroxide solution (40% or bench solution) and 1% copper (II) sulphate solution dropwise – drop by drop - to
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Middle East University Course: Strength of materials (Laboratory) Course No. 0902234 Experiment Name: Abrasion Test by Los Angeles Machine Date: 11-Mar-2014 Abdullah Al-Saleh Due Date: 18-Mar-2014 INTRODUCTION The machine is used for testing crushed slag‚ crushed and uncrushed gravel for resistance to abrasion. The aim of the test is to find the percentage wear due to the relative rubbing action between the aggregates and steel balls as abrasive charge. The oven-dried arrangements
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physical examination to assess their individual ability to physically perform the job. It is also involves an extensive aptitude test for both enlisted an officers. This test focuses on a variety of areas to include mechanical knowledge‚ technological knowledge‚ cognitive and analytical ability‚ and other important areas for performance related to various jobs. The test is graded in all the areas individually. The scores are examined against possible jobs available. Each job had minimum standards
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MINISTRY OF EDUCATION AND SCIENCE REPUBLIC OF KAZAKHSTAN EURASION NATIONAL UNIVERSITY NAMED L.N. GUMILEV Faculty of philology Department of Theory and practice of foreign languages Term Paper Pronoun such as independent part of speech Written by Z.M.Zhenissova FL-32 student Major Supervised by
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Well‚ one example of the Marshmallow Test in the world is at the beginning of time with the story of Adam and Eve in the garden of Eden. God told them to not eat the fruit from the tree from knowledge and they will be able to live with God and enjoy the world He created around them. Well‚
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Jennifer’s company of routinely administering honest tests to all its employees? The advantages of administrating the honesty test to all of Jennifer’s employees would be to access trustworthy and dependable employees. The test is based off physiological changes such as increased perspiration. It can tell a person is lying when their perspiration changes. These types of changes help the test evaluate whether they are truthful or not. The test measures the overall job performance of an employee
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