Engineering Chemistry III Prof. K. M. Muraleedharan Aromatic electrophilic substitution (Ar-SE) Reactions The special reactivity of aromatic systems towards electrophiles arises mainly from two factors: the presence of π electron density above and below the plane of the ring - making it nucleophilic‚ and the drive to regain the aromatic character by opting for substitution as opposed to a simple addition reaction. Preference towards addition reactions in the case of alkenes and substitution
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As humans step off their home planet into the surrounding solar system and beyond‚ they do not go alone. Machines have preceded them. And as people go into space‚ machines will go along. Of all the machines we have used and imagined‚ none have captured our interest and feelings so strongly as the class of machines called robots. The International Space Station’s new Canadarm2 robotic arm grasps a Spacelab pallet while Canadian mission specialist Chris A. Hadfield helps maneuver it into loading position
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Apple latest handset‚ iPhone SE‚ and One Plus X‚ than you have quite flexible taste. We are going to compare these two handsets today and hope to make it easy for you to choose between these two handsets. Displays Since Apple launched its big screen iPhone‚ there hasn’t been a new 4 inch iPhone in sight for years. However‚ almost 20% of the Apple users in US use iPhone 4 because they don’t like the larger screen models such as iPhone 6s or 6s Plus. Apple’s latest iPhone SE comes with IPS LCD display
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EXCELSIOR UNIVERSITY JOSEPH S. SPERANZA MODULE 1 ASSIGNMENT 1 “GAAP VERSUS IFRS” ACC211/ FINANCIAL ACCOUNTING MRS. SMITH 13 JAN 13 The United States Generally Accepted Accounting Principles (U.S. GAAP) and the International Financial Reporting Standards (IFRS) are both effective ways to report financially account for one’s business assets but they have several differences. in this paper I will attempt to outline a few of the more significant differences and allow you to make up your mind
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Leiningen versus the Ants In any story‚ characters are made from an author‚ but they actually living in the story. They have their own particular traits that human has. People can be describe as many type of people by the traits they has‚ and just like the characters in the story can be describe as a type of person. In story “Leiningen versus the Ants” by Carl Stephenson was an example of shown that Leiningen a characters could be describe as a intelligent‚ respectable leader and a brave person
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the moral of the story was you cannot judge someone until you have been in their shoes. This short story also plays the life role of civilization versus savageness. What surprises me is that this short story was published on January 19‚ 1924. That was six years later after World War I ended. Is this why Richard Connell ties in civilization versus savageness in the story? World War I started because of clashes between the Great Powers. In “The Most Dangerous Game‚” General Zaroff and Rainsford
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paper is to discuss the advantages and disadvantages that consumers have been renting versus buying a home. Information will help them make the right decision. Buying a house is one of the largest investments that many individuals make. It also needs to be a carefully thought out process making sure that it fits their needs as well as personal reasons. Renting is better when they are looking for short-term versus long-term the money that is spent on renting will double in the years to come if they
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Mind Versus Brain The mind and the brain are extremely complex matters. It has often been debated whether or not the two can even be considered separate. Some scientists and philosophers believe that the mind and the brain are one‚ in the sense that the brain controls the mind; however‚ this idea is quite debatable. It is extremely difficult for us to fully understand the mind versus the brain in terms of their respective functions. “Many aspects of cognition will never be explained through a scientific
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Stakeholder versus Shareholder Stakeholder theory thinks that the enterprise is a series of contracts with various stakeholders to form various stakeholder consultations‚ the outcome of a transaction‚ whether investors‚ managers‚ employees‚ customers‚ suppliers‚ or government departments‚ community‚ etc.‚ they are enterprise-specific investments and bear the risks. On the other hand‚ Shareholder theory thinks that not only the market will be sound‚ permanent‚ and viable‚ but also the ethical issues
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When trying to decide between copper and fiber cabling‚ there are several things to think about for which one best will fit your needs. A few things you will need to take into consideration when making your decision are what do you need your cable to be capable of‚ how far do you need your cable to run from point to point‚ what is your budget‚ and always think about the future with room to expand your business. Both copper and fiber cabling have pros and cons. Copper cabling has been around ever
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