Synthesis of Salicylic Acid from Wintergreen Oil Objective – Preparation of salicylic acid (organic synthesis) from methyl salicylate utilizing previously used procedure from the nineteenth century. The final product will then be evaluated in comparison to salicylic acid made from benzene. Discussion – In this synthesis‚ methyl salicylate is the starting material or precursor and salicylic acid is the target product. It is the major constituent of wintergreen oil. The difference in structures
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cell membrane‚ but not a cell wall. The student can correctly conclude that the cell probably comes from A. a moss. B. a fungus. C. a bacterium. D. an animal. 3. A chemical interferes with a cell’s ability to make proteins. Investigations reveal that the cell parts responsible for making proteins are in working order. The cell can also encode instructions for making proteins‚ but those instructions are not being carried out. The chemical appears to affect the communication between the
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Ursula K. Le Guin’s Those Who Walk Away from Omelas encourages students to face the dark side of modern civilization and utilitarianism. It tells of a nearly perfect city‚ where most everyone is happy. They lead cultured‚ complex‚ fulfilling lives. The reader is told to imagine it as they wish; let it have whatever amount of technology they want‚ to add in things they think would make the city better‚ and generally make the city as good as is believable to the reader. The one flaw of the city is
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Fuel Hedging for Delta Airlines Delta Air Lines • A major United States Airline • Results of operations are impacted by changes in • Aircraft fuel prices • Interest rates • Foreign currency exchange rates • Derivative contracts Derivative Type Hedged Risk Classification of Gains and Losses Fuel hedge contracts Interest rate contracts Foreign currency exchange contracts Increases in jet fuel prices Increases in interest rates Fluctuations in foreign currency exchange rates Aircraft fuel and
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Section 1 – Understand the purpose of information technology in a business environment 1. In relation to your current business environment (or one that you are familiar with)‚ identify at least two different types of information technology that may be used when completing work tasks. We use databases to manage our customers and our portfolio. Our External sales people use mobile information technology to keep up to date with emails and to produce quotes when out on the road. 2. What
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fatty acid. It is a fuel that derived from the vegetable oils‚ animal fats‚ which is similar to the diesel fuel except that it is made from the crops. It is produced from domestically grown‚ renewable sources‚ such as crop oils or animal fats which are then chemically converted into biodiesel (Habmigren‚ 2003). Unlike diesel‚ biodiesel contains no petroleum products and free of sulfur compounds and aromatics (Habmigren‚ 2003). Until today‚ it is still the only alternative fuel for motor vehicle. The
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Running Head: Integrative Approaches 1 4-MAT Review: Integrative Approaches to Psychology and Christianity Tonya Burwell Liberty University Integrative Approaches 2 Integrative Approaches to Psychology and Christianity Entwistle‚ D. N. 2010 Summary This book provides some very insightful information as it relates to the integration of Psychology and Christianity. Entwistle (2010) first raises the question‚ “What has Psychology to do
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includes crude oil and refined petroleum products‚ that we consumed during 2009. Just over half of these imports came from the Western Hemisphere. Our dependence on foreign petroleum is expected to decline in the next two decades. In 2009‚ the United States produced 11% of the world’s petroleum and consumed 22%. The United States consumed 18.8 million barrels per day of petroleum products during 2009‚ making us the world’s largest petroleum consumer. The United States was third in crude oil production
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Section 4 Ashleigh Stapleton June 18‚ 2012 Experiment 32: Identification of a Conjugated Diene from Eucalyptus oil Introduction In this experiment‚ the purpose was to prepare the Diels-Alder adduct of the unknown conjugated diene in Eucalyptus oil and determine the approximate percentage of diene in Eucalyptus oil. To discover the product of this reaction‚ isolate the adduct‚ and classify the diene from the melting point of its adduct. The unknown was one of four conjugated dienes.
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Environmental approaches Assess the usefulness of environmental approaches in explaining the causes and extent of deviance in society. 21 marks Crimes of locality affect all urban areas throughout the world. Sociologists have tried to explain how and why these crimes occur and others have put forward theories to try and stop crimes from happening. Shaw and McKay of Chicago University used a system in which the city was seen as divided into five concentric circles radiating from the centre. The
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