Cells 7B. Formation of a Complex Ion Chem 102 Section 3095 Grace H. Kim Dec. 15‚ 2011 Abstract Two experiments were conducted to figure out the value of the formation constant of tetraamminecopper(II)‚ Kf‚ with different methods and which experimental method produces more accurate result. One was electrochemistry using a Daniel cell and the other one was spectrometry by estimating concentration of complex solution using a calibration curve. The formation constant of cupric ammine
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major reason which led to the Tsar to abdicate but I also believe there are many other reasons which led to the Tsar to abdicate. I believe that one of the main reasons for the Tsar’s abdication and the collapse of the Romanov rule was the poor state which Russia was in. Russia’s economy was at the worst it had ever been. The economy was far worse than other countries in the War. There were millions of peasants in Russia who had very limited amount of money. With such a limited amount of money
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be used as the Neolithic gave way to the dawn of civilization? A) B) 7) The first true city to arise in Mesopotamia‚ in the fourth millennium B.C.E.‚ was A) B) 8) Which of the following developments marked man’s evolution from prehistory to history? C) D) 9) Sumerian cuneiform was used for writing long after Sumer disappeared because E) F) 10) What factor helps to explain Egypt becoming politically unified earlier than Mesopotamia? G) H) 11) Which of the following technologies was
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The fire that changed America Our nation has grown to what it is today because we have continued to learn from past mistakes in an effort to grow and be better than ever. Disasters are no exception. In 1911‚ a disastrous fire in New York City took the lives of 146 people. This could have been prevented had we known how important building safety codes really are. Their fruitless efforts deepened the despair on the faces of the gathering crowds. Nothing could save the hopeless workers. People
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AMERICAN HISTORY WRITTEN ASSIGNMENT 5 Syed Tanimul Hoque What were the effects of the end of the Cold War on American foreign policy‚ and why did the United States go to war in Central America and the Persian Gulf? How has America tried to define its place in the new world order? After the dissolution of the Soviet Union‚ the United States was the sole remaining superpower. With the breakup of the Soviet Union into separate nations‚ and with the re-emergence of the nation of
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Describe and evaluate two theories of the formation of relationships There are two theories of the formation of romantic relationships‚ which are the reward/need satisfaction theory by Byrne and Clore (1970) and the similarity theory also by Byrne and Clore with Smeaton (1986). The similarity theory promotes liking. It suggests that we are attracted to people with similar personalities and attitudes to us and that we first sort potential partners for dissimilarity avoiding those whose personality
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History Essay When you think about history‚ what comes to mind? Events‚ specific dates‚ or a period of time? We believe that history is the study of the important events that have taken place during the past millions of years. History not only tells us dates and events‚ but by studying history‚ we also learn about how our world has evolved and come into being. It explains the importance of certain events and how we are effected by them. We learn from the mistakes made in the past so we can create
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Daniel Boone: Frontiersman who blazed the Wilderness Road through Cumberland Gap and led settlers into Kentucky and Tennessee William Bradford: Second governor of Plymouth‚ served 30 years; wrote History of Plymouth Plantation Henry Clay: Leading War Hawk representing Kentucky Ralph Waldo Emerson: Served as a Unitarian minister for 6 years and developed his own religion called transcendentalism Patrick Henry: Famous patriot known for the declaration “Give me liberty or give me death”
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The term Attitude as well as the concepts "attitude formation" and "attitude change" constitute an important part of the field of social psychology. Attitudes are an evaluation of a particular person‚ belief‚ event‚ place‚ or thing. They are positive or negative views of an "attitude object." People may also have ambivalent feelings toward a certain target‚ which means that they can simultaneously possess positive and negative attitudes toward the same object. Affect‚ cognition‚ and action are the
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1. Explain the role of neurotransmitters in formation of drug addiction. As we can see from the video assigned to us this week‚ dopamine is a neurotransmitter that plays a role in the brain’s response to the presence of drug abuse. Dopamine is responsible for movement‚ regulation of heart rate‚ motivation and how a person perceives an experience either being painful or pleasurable. Pain causes for dopamine levels to drop whereas pleasurable responses increase dopamine levels. All drugs that become
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