Preparation and Recrystallisation of Aspirin Contents Page Synopsis iii 1 Introduction 1 1.1 Objective 1 1.2 Background 1 2 Theory 1 3 Procedure 2 3.1 Materials 2 3.2 Preparation 2 3.3 Recrystallisation 3 3.4 Determination of Melting Point 3 4 Results and Calculation 4 4.1 Mass 4 4.2 Percent yield 4 4.3 Melting Point 4 4.4 Appearance 4 5 Discussion 5
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Introduction Crash carts are very important in the medical field. They provide many advantages and little to no disadvantages when it comes to providing for the medical staff. Not only do they provide the necessary tools needed to take care of several different circulatory and respiratory complications but also have the necessary medications neatly organized for easy access. After concluding my research I found out a lot of interesting facts about not only the items that area inside the cart but
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Jennie K. Daniels Organic Chemistry 2121 11 February 2014 Synthesis of Aspirin Salicylic acid derivatives‚ or salicin‚ are found in the bark of the willow tree. In the 5th century B.C.‚ Hippocrates ground the bark into a powder‚ and later‚ the Natives Americans chewed on the bark to alleviate fever and pain1. In the 19th century‚ a German chemist by the name of Felix Hoffman wanted to find a medication that would ease
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Different Types Of Air Compressors. written by: sriram balu • edited by: Lamar Stonecypher • updated: 2/24/2010 Though the reciprocating air compressor is the most commonly used one‚ there are also many different types of air compressors which are used in various industries. Get the insight about the reciprocating air compressor and rotary compressors like screw‚ lobe‚ vane and scroll compressors. Introduction: The usage of compressed air is not limited only to industries‚ but they are also used
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TRAINING MANUAL THOMASSEN RECIPROCATING COMPRESSORS THOMASSEN COMPRESSION SYSTEMS BV‚ NETHERLANDS & THOMASSEN COMPRESSION SYSTEMS INDIA (P) Ltd. June 2010 Copyright © COPYRIGHT THOMASSEN COMPRESSION SYSTEMS‚ 2010 No part of this work may be reproduced or transmitted in any form or by any means‚ by print‚ photo print‚ microfilm or any other means without permission in writing from the publisher. USE OF THE TRAINING MANUAL This training manual and the classroom instructions offered
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further aspiration compromising the patient’s health. The patient got transferred to a different hospital‚ where the gastric suction machine managing the gastric tube malfunctioned‚ leading to aspiration‚ worsening the pneumonia and compromising the patient’s medical
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Scientists then experimented to test if applying a suction to the tubes would increase the rate of sap collection without harming the tree. Sap is produced when the temperatures of the tree start rising. Pressure‚ or positive pressure‚ is what causes the tree to start leaking sap through tap holes and wounds. When the temperatures decrease‚ suction‚ or negative pressure‚ develops allowing the tree to take in some water from the roots. Suction is what helps the tree replenish sap. The sap contains
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CHOONG SHING YI CHOONG SHING YI Preparation and Recrystallization of Aspirin Preparation and Recrystallization of Aspirin Date of the experiment: 9 May 2013 Date of submission: 23 May 2012 Date of the experiment: 9 May 2013 Date of submission: 23 May 2012 Synopsis 1. General Objective: To familiarize with the preparation of some simple organic compound and purify the compound by recrystallization. Specific Objective: The experiment is carried
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Abortion Introduction Good afternoon ladies and gentlemen‚ my speech for today is on Abortion. Firstly I am going to discuss the topic and then I will give illustrations of different methods of abortion. An abortion is the removal or expulsion of an embryo or fetus from the uterus‚ resulting in or caused by its death. This can occur spontaneously as a miscarriage‚ or be artificially induced by chemical‚ surgical or other means. "Abortion" can refer to an induced procedure at any point during
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I’d now like to introduce various cupping methods. A cupping set today may consist of a dozen clear plastic cups in different sizes. The cups are strong enough to withstand the pressure during skin suction. Normally‚ there is a tube at the bottom of the cup which can be attached to a suction pump.
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