Chemistry 261 Practical Report Practical 2 Thermos Thurman 211526893 PRACTICAL 2: Preparation of sodium hexanitrocobaltate (III) Date: 12 March 2014 INTRODUCTION Sodium hexanitrocobaltate (III) is a coordination complex which has the formula Na3[Co(NO2)6]. This compound is yellow in colour. It consists of a central Co3+ ion surrounded by six nitro ligands [1]. This compound is used as a qualitative test for potassium and ammonium ions (so long as certain
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Lab 5: Preparation of Synthetic Banana Oil September 20th‚ 2012 Purpose: The main purpose of this experiment was to synthesize banana oil (isopentyl acetate.) Ester are often prepared by the Fischer esterification method‚ which involves heating a carboxylic acid with an alcohol in the presence of an acid catalyst. Theory: Synthesize isopentyl acetate by combining isopentyl alcohol with acetic acid and sulfuric acid and then heating the reaction mixture under reflux for an hour. The alcohol
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Human Relations http://hum.sagepub.com The 1996 Mount Everest climbing disaster: The breakdown of learning in teams D. Christopher Kayes Human Relations 2004; 57; 1263 DOI: 10.1177/0018726704048355 The online version of this article can be found at: http://hum.sagepub.com/cgi/content/abstract/57/10/1263 Published by: http://www.sagepublications.com On behalf of: The Tavistock Institute Additional services and information for Human Relations can be found at: Email Alerts: http://hum.sagepub.com/cgi/alerts
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Mount Athos or Agion Oros‚ as it is locally known‚ is the oldest surviving monastic community in the world. It dates back more than a thousand years‚ to Byzantine times. It is a unique monastic republic‚ which‚ although part of Greece‚ it is governed by its own local administration. Because of its isolation Mount Athos has remained one of the most unspoiled parts of Greece. The landscape is stunning and wild‚ with small green valleys and gorges‚ well wooded peaks interspersed with precipitous ravines
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There are several active Mountains all over the world and they all have stories behind them. One of these active mountains of interest is the Mount Saint Helens. This Mountain got its name from a British diplomat known as Lord Saint Helens and is located in the Skamania Country in Washington State formed in the northern region of the United States of America. Mount Saint Helens is known to be one of the top 10 most famous volcanoes in the world due to the deadly pyroclastic flows and ash explosions well
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Persuasive Speech Preparation Outline 5110719032 张孟劼 HEADER Title: We must end our addiction to social networking. General purpose: To persuade Specific Purpose: To persuade my audience that actions need to be taken to stop the addiction to social networking. Thesis Statement: Being too addicted to social networking can cause some serious problems‚ so it is necessary to stop it. Main Points: Ⅰ.Addiction to social networking has caused serious problems
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modern‚ will make the Delhi Games special. Right now what you see and really experience are the infra structural changes that are taking place‚ to be honest‚ on daily basis. But now we even have news from across the country informing us about the preparation of athelets. As in the words of Indian sports minister Suresh Kalmadi‚ "The colour‚ costumes‚ the traditions and heritage will be world class‚ the public will be welcoming and friendly and the flair of India is what will make the next Games really
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The sports community now recognizes that mental factors such as confidence‚ composure‚ focus‚ and motivation are highly significant to athletic performance. As a result‚ over the year’s performance enhancement has become an emerging career track within the field sport psychology. Sport psychology (or sports psychology) is the study of the psychological factors that affect participation and performance in sports. Sport psychology professionals who focus on performance enhancement aim to increase athletic
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Experiment 6 Preparation and reactions of boric acid Objectives: To prepare boric acid from sodium tetraborate (borax) To carry out tests on the prepared sample of boric acid To study the physical and chemical properties of boric acid Introduction: Boron is an element in the p-block of the periodic table. It has the electron configuration of 1s22s22p1 and is in group 3 or goup 13 (IUPAC classification). In nature‚ it consists of two isotopes 10B (19.6%) and 11B (80.4%). Boron is bonded
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There is no doubt that name is significantly important for a place‚ especially for some famous landmarks. The Mount Rainier is very famous in Washington State‚ this is shown in the quote‚ “… appears on everything from t-shirts to license plates”. It shows that this mountain has a big influence among the locals. From my point of view‚ I support that Mount Rainier should change names due to historical‚ cultural and economic reasons. First of all‚ I strongly agree on the argument proposed by a group
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