Preparation of Chitosan from Jazan Area Shrimp wastes and Investigation of Its Properties Preparation of Chitosan from Jazan Area Shrimp wastes and Investigation of Its Properties A Project submitted to the Physical Chemistry Branch In partial fulfillment of the requirements of Bachelor of Science (Chemistry) By Student #: Under the guidance of Dr. R. E. Azooz To Chemistry Department‚ Faculty of Science‚ Jazan University 2097-Jazan‚ Jazan‚ KSA 2012 1|Page Preparation of Chitosan from Jazan Area
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Name: Tonny‚ Chan Kar Yu‚ Student ID: 10297729 Date of Experiment: 19th March 2005‚ Group: B1 Title: Preparation of 1-bromobutane from 1-butanol by SN2 reaction Objective: 1. To study the preparation of 1-bromobutane from 1-butanol by an SN2 reaction 2. To study the method of purification of an organic compound by simple extraction 3. To study the test of identification of alkyl halide Chemicals and Apparatus: ~18.0 g 1-butanol‚ ~20.0 g sodium bromide‚ 15 ml of concentrated sulfuric acid‚ anhydrous
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The Educational Preparation of Bachelor Degree versus Associate Degree in Nursing Gurdarshan Gill Grand Canyon University Professional Dynamics NRS-430V Tracy Chesney July 27‚ 2013 The Educational Preparation of Bachelor Degree versus Associate Degree in Nursing Nursing has been regarded as the most trustworthy profession year after year in the United States (Laidman‚ 2012). Prior to the modern era of Nursing that began with Florence Nightingale‚ there was no specific profession of Nursing
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Balance Sheet Notes Preparation and Discussion Odette A. Aquino Pérez‚ Desireé González And Edwin Reyes ACC 545 February 19‚ 2015 Prof. Rafael Marrero‚ PhD‚ MBA‚ CPA Footnotes Preparation and Discussion This week paper requires our team to prepare three notes to the balance sheet and income statement. Also‚ request us to discuss why footnotes are useful and important to financial statements. Below we have included the requested footnotes (prepared based on our experience working with a CPA Firm
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This pack of SOC 203 Week 3 Assignment Research Paper Preparation contains: The Mass Media as a Social Problem Sociology - General Sociology Final Paper Preparation . To prepare for your Final Paper (due in Week Five)‚ complete the following assignment and submit it to your instructor for feedback. Your paper should include a problem statement‚ outline‚ and annotated bibliography. Problem Statement: Describe the social problem you have selected for your paper. Outline: Using
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Exam Preparation Paper 1 Short answer questions (choose 6‚ 10 marks each) 1. Give two examples of Taylor’s contributions 2. Define and give an example of the human skills needed by managers. Explain why these skills are important for all managers in the organization Human skill is the manager’s ability to work with and through other people and to work effectively as a group member. This skill is demonstrated in the way manager relates to other people‚ including the ability to motivate
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Experiment 3: The preparation of acetaminophen (paracetamol) with thin layer chromatography (TLC) to monitor the reaction. Abstract: This experiment is to demonstrate the preparation of paracetamol and its properties. Reflux and filtration of 4-aminophenol and acetic anhydride formed the crude sample. Further analysis of dry white crystals were used to give quantitative measurements and a percentage yield of 46% was obtained. The overall conclusion is that the acetic anhydride reacted with the
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Graduate School‚ Nigeria Defence Academy‚ Kaduna‚ Nigeria. Course: DAF 501 Assignment: Write on accounting concepts. Answer to Question. Accounting concepts and conventions: Can be defined as the ground rules of accounting that are followed in the preparation of all accounts and financial statements of an entity. In drawing up accounting statements‚ whether they are external "financial accounts" or internally-focused "management accounts"‚ a clear objective has to be that the accounts fairly reflect
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significant use of budgets‚ it was found that “a local authority usually prepares a budget on the basis of what it is likely to spend.” (Dyson‚ 2004‚ p. 380). A budget requires planning‚ control and performance evaluation (Peavler‚ 2013). Without the preparation and use of budget‚ the management is not planning; therefore‚ there may be a chance of overspending. The budgetary control method helps achieve the financial goals and objectives of the business. The performance evaluation helps the business understand
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Preparation of Potassium Chloride 10% (w/v) Oral Solution Questions: 1. One source of potassium chloride occurring in nature is carnallite. What is its chemical formula? What are the others sources of potassium chloride? KMgCl3• 6H2O Other sources: • Sylvite • Halite 2. What are the therapeutic uses of potassium chloride? -drug used to maintain or restore potassium levels in patients with potassium deficiency‚ which can cause such problems as thirst‚ fatigue‚ low blood
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