four days‚ before moving half of the rats to a new location and injecting them with a larger amount of ethanol. The rats that stayed in the same location remained relatively healthy‚ while nearly two-thirds of the rats in the new location died of alcohol poisoning. A similar experiment involving rats and morphine showed that the body can overcompensate for the expected effects of a drug when presented with a smaller dose. Rats were given relatively large doses of morphine for several days‚ and when
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Matt Bagley English 110 Process Essay Process of a 4-stroke Internal Combustion Engine A common phrase that is heard whilst growing up is "curiosity killed the cat". This phrase might be true but; "ingenuity brought the cat back". Having a mindset in which giving up is never an option has plagued most inventors of the modern day‚ especially a high school drop out named Nikolaus August Otto‚ born in 1832. Otto was responsible for the development and improvement of the 4-stroke motor that
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Flow‚ Turbulence and Combustion 63: 269–291‚ 1999. © 2000 Kluwer Academic Publishers. Printed in the Netherlands. 269 Approximate Wall Boundary Conditions in the Large-Eddy Simulation of High Reynolds Number Flow W. CABOT and P. MOIN Center for Turbulence Research‚ Stanford University‚ Bldg. 500‚ 488 Escondido Mall‚ Stanford‚ CA 94305-3030‚ U.S.A. Abstract. The near-wall regions of high Reynolds numbers turbulent flows must be modelled to treat many practical engineering and aeronautical
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The Four Stages of a Combustion Engine By Seth L. Have you ever opened the hood of your car and wondered what was going on in there? A car engine can look like a big confusing jumble of metal‚ tubes‚ and wires. But Its basic operating principle is that combustion‚ or the controlled‚ steady burning of air and fuel in the combustion chamber‚ creates power that forces components within the engine to move with
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Vapor Pressure and Enthalpy of Vaporization of Water 1/9/12 Emily Toy Lab Partner: Zack Ronnei Instructor: Ms. Olsen‚ AP Chemistry Purpose: The purpose of this lab is to find the vapor pressure of water at temperatures between 50oC and 80oC. Procedure: 1. Take a10 mL graduated cylinder and fill it with 7 mL of water. 2. Next fill a 1000 mL beaker ¾ full with water. 3. Cover the graduated cylinder by putting your finger on top and place the cylinder in the 1000 mL beaker. Make
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Determination of the Enthalpy for Decomposition of Hydrogen Peroxide Objective: To construct a coffee cup calorimeter‚ measure its calorimeter constant‚ and determine the enthalpy of decomposition and formation of hydrogen peroxide. Background: This experiment is a classic thermodynamics lab. In it‚ we attempt to measure the enthalpy (H) of a chemical reaction. The main obstacle is that this is a quantity that cannot be measured directly. It instead is observed as heat from one substance is transferred
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In this paper I will compare and contrast different types of accounting. The focus will be on the following types; accrual‚ cash flow and fund accounting. I aim to show the strength and weakness of each‚ how entries are made for each‚ how and if each method handles depreciation‚ how inventory is accounted for and if there any differences between organizations that use a certain method. Accrual accounting is mostly used by organizations that are for profit. Accounts using this method are prepared
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Essay 3: Changing Culture In chapter 9 of Assault on Paradise Kottak discusses the different political changes that Arembepe went through as well as how it affected the villager’s everyday life‚ and how it could possibly change the way Arembepeiros live in the future and effect their future generations. Throughout the chapter Kottak discusses many things‚ but he hits on about 4 main topics‚ Welfare and Education‚ Public Health‚ Marriage and the State‚ and the sex Ratio and Female status. In the
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Lab Report 3: Combustion of Magnesium and Specific Heat of a Metal C4C Jeffrey Silvin Fall 2017 Major Kittle Chem 100 T1 Introduction The purpose of this lab was to determine an experimental value for the heat of formation of MgO with Hess’s Law and then use the result to find percent error. To do so‚ approximately 50 mL of 1.0 M HCl was added to a calorimeter. Initial temperature was measured and then 0.25 g of Mg was added. After the reaction is completed the maximum temperature was recorded.
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1. INTRODUCTION Have you been to the gas station this week? Considering that we live in a very mobile society‚ it ’s probably safe to assume that you have. While pumping gas‚ you ’ve undoubtedly noticed how much the price of gas has soared in recent years. Gasoline which has been the main source of fuel for the history of cars‚ is becoming more and more expensive and impractical (especially from an environmental standpoint). These factors are leading car manufacturers to develop cars
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