Preparation of Esters Introduction Esters are known for their pleasant smells such as perfumes and artificial flavorings in contained labs. They are formed when a carboxylic acid reacts with alcohol and a strong acid such as a catalyst called sulfuric acid (H2SO4) for this lab. The structural formula for esters can be represented as R-COO-R’. The R and R’ symbolizes different alkyl groups that can be combined to the ester. When naming an ester the first part comes from the alcohol followed
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Title: Preparation of Solutions and Buffers Objectives: 1. To learn and understand the theory‚ principle and formula behind buffers and solutions preparation. 2. To learn the methods for buffers and solutions preparation. Introduction: (Wikipedia‚ 2013) Solute is a substance dissolved in another substance. Solvent is a substance in which the solute is dissolved by it. Solution is a mixture of two or more substances. The amount of solute dissolved in a solvent is called concentration
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There are many purposes for the Resume Planning and Interview Preparation worksheets‚ but the most important reason is when an individual can provide an excellent job at selling themselves. Some people are good at this task while others are not‚ so being prepared and with practice‚ this should become easier over time. The Resume Planning worksheet will assist Shelby in listing her education‚ work experience‚ training and other personal information when starting to prepare her résumé (Kapoor‚ Dlabay
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METHODS OF FOOD PREPARATION Because guests often ask how food on the menu is prepared‚ you should know the more common preparation methods‚ as follows: • Baked Cooked by dry‚ continuous heat in an oven • Boiled Cooked in liquid at the boiling temperature of 100°C ( 212°F) at sea level‚ so that bubbles rise to the surface and break • Braised Browned in a small amount of fat and then cooked slowly in a little liquid in a covered pan • Broiled Cooked by direct heat‚ either under the source of heat‚
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Assignment 1 – Investigative Report 12/11/12 FYO-00034: Communication skills for scientists Selective report: CHE-00027 – General and Organic Chemistry Experiment 1 Determination of Empirical Formula: Preparation of a Copper Sulphide. Aim The aim of the experiment was to determine the empirical formula of sulphide of copper and to make sure that an amount of copper metal reacted with elemental sulphur‚ Eq. 1. To be able to calculate the empirical formula of copper sulphide
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Nor Amirah Farhana Nawawi‚ Mia Organic Chemistry Lab Report 2 Jessica Sammons TITLE: Preparation of 2-butanone INTRODUCTION: The goal of this experiment was to prepare 2-butanone from 2-butanol. Chromic acid was used in this experiment to in order to prepare 2-butanol. Cr (VI) is rather orange‚ but Cr (III) is dark green - therefore by oxidizing the alcohol (2-butanol)‚ an orange Cr (IV) is reduced to green. NMR and IR tests were taken to determine the result‚ and the crystallized derivative of
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Baruch College - CUNY PAF 9140: Budgeting‚ Accounting and Financial Analysis I Daycare Budget Preparation Northville‚ a medium-sized city in the Midwestern part of the United States‚ has experienced a significant change in the composition of the municipal work force of 1‚800 employees. Approximately forty-five percent of the city employees are female. In a recent survey of city employees over fifty percent of the employees said‚ "affordable day care for children is important to me." Meanwhile‚
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The Sermon on Mount and its Importance Today Jesus Christ nearly 2‚000 years ago gave mankind the most powerful and profound sermon every preached‚ the Sermon on the Mount. We can find essential parts of this teaching in the Bible. The Sermon on the Mount contains the essence of the teaching of Jesus‚ how convert Christians are to live and the fundamental statements for a life in accordance with the laws of God‚ guidelines for our relationship with our fellow men‚ with the animals‚ with nature.
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Mount Nyiragongo The volcanoes of the world are magnificent and fascinating structures. Some are quiet and some are colossal. Some lay dormant for many years while others erupt on a regular basis. Volcanoes can obliterate entire cities in a matter of minutes. Although it is not particularly well known‚ Mount Nyiragongo is an important and interesting‚ as well as a destructive volcano. Mount Nyiragongo is located in the eastern part of Zaire‚ or the Democratic Republic of Congo in Africa. It is at
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vivid actions to raise feelings of belonging and transition. The Mount Alvernia College Diamond Jubilee Mass of 2016‚ enabled the Mt Alvernia community‚ Missionary Franciscan Sisters of the Immaculate Conception (MFIC Sisters)‚ parents and teachers to reflect on the 60 years that have passed since the opening of Mount Alvernia College. Unlike prior rituals‚ like the Build New Community mass from 2015 and monthly themed rituals‚ Mount Alvernia College amended many symbols‚ roles‚ and objects which
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