Nitrocellulose Materials Christian Friedrich Schönbein’s procedure has been widely used. It calls for 1 part cotton to 15 parts acid. concentrated nitric acid concentrated sulfuric acid cotton balls (almost pure cellulose) Nitrocellulose Preparation Chill the acids below 0°C. In a fume hood‚ mix equal parts nitric and sulfuric acid in a beaker. Drop cotton balls into the acid. You can tamp them down using a glass stirring rod. Don’t use metal. Allow the nitration reaction to proceed for about 15
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Assignments 1. Describe a clinical situation in which you were tasked to work with a patient that was experiencing pain. Briefly describe the situation (1-2 sentences) and tell us if there were any barriers present that prevented the patient from achieving pain relief (1 sentence). If you have not had experience with patients in pain‚ hypothesize what the situation might be like‚ from what you already know. Currently‚ I work as a nurse on a medical/surgical floor for mainly neurosurgery patients
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gender-based violence and exploitation While women represent 50% of the worlds adult population‚ and one-third of the official labor force‚ they perform nearly two-thirds of all working hours‚ receive only one tenth of the world income and own less than 1% of the worlds property´ Despite such investments in time and labor by women‚ why is there so much discrimination and inequality? To answer this‚ at first we have to know what does gender mean & inequality mean? TRANSFORMATION IN FAMILY STRUCTURE:
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World Economic Situation and Prospects 2013 Update as of mid-2013* * United Nations New York‚ 2013 The present document updates World Economic Situation and Prospects 2013 (United Nations publication‚ Sales No. E.13.II.C.2)‚ released in January 2013. World Economic Situation and Prospects 2013 Update as of mid-2013 Summary Despite improved global financial conditions and reduced short-term risks‚ the world economy continues to expand at a subdued pace. After a marked downturn over
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Ainsworth Strange Situation Studies The Strange Situation procedure‚ developed by American psychologist Mary Ainsworth‚ is widely used in child development research. Much research in psychology has focused on how forms of attachment differ between infants. For example‚ Schaffer and Emerson (1964) discovered what appeared to be innate differences in sociability in babies; some babies preferred cuddling more than others‚ from very early on‚ before much interaction had occurred to cause such differences
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Buriganga. Finally‚ we have included about the removal and removing technologies of heavy metals. Contents Contents | Page No | 1. Definition of heavy metal | 4 | 2. Introduction to Heavy Metals | 4 | 3. Sources of Heavy Metals | 5 | 4. Figure-1. Sources of Heavy Metals | 5 | 5. Heavy Metals in River | 6 | 6. Table-1. Concentrations in reservoir sediments | 7 | 7. Arsenic | 8 | 8. Lead | 8 | 9. Mercury | 9 | 10. Heavy Metal contamination
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The Power of the Situation A week of urban mayhem was ignited by the April 29‚ 1992 jury acquittal of four white police officers who were captured on videotape beating black motorist Rodney King. The angry response in South Central produced its own brutal footage‚ most dramatically the live broadcast from a hovering TV news helicopter of two black men striking unconscious with a brick‚ kicking‚ and then dancing over the body of‚ white truck driver Reginald Denny. The final three-day toll
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SELECTA \\ I. Statement of the Problem Selecta was evaluating growth strategies to sustain market leadership in Metro Manila and capture the leadership in the national market. II. Objective To give AFI possible solutions or recommendations on how to increase their flat revenue for the past years III. Areas of Consideration 1990 - Selecta had only one percent share of the ice cream market 1996 - Selecta captured 46% of the Metro Manila ice cream market and
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Patrick O’Shea 4-2-12 Comp & Lit Research Paper Three progressive writers Poe‚ Dickens‚ and Stevenson would contribute to this new literary style‚ known as American Gothic Literature. In the 1800’s a new genre emerged in America which was characterized by dark‚ creepy mansions‚ detailed characters‚ and many twisting turns. The Gothic literature movement was very popular in America during a 60-year period in American history‚ that was filled with important events. The United States
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Document 5 An overview of the Tesseract OCR (optical character recognition) engine‚ and its possible enhancement for use in Wales in a pre-competitive research stage Prepared by the Language Technologies Unit (Canolfan Bedwyr)‚ Bangor University April 2008 This document was prepared as part of the SALT Cymru project‚ funded by the Welsh Assembly Government under the Knowledge Exploitation Fund’s Knowledge Exchange Programme‚ reference HE 06 KEP 1002 What is OCR technology? OCR technology
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