EXPERIMENT 4 TITLE Complex Formation and Precipitation. INTRODUCTION Precipitation is the formation of a solid in a solution as the result of either a chemical reaction‚ or supersaturating a solution with a salt resulting in solid material collecting on the bottom of the beaker (Housecroft & Constable‚ 2006). When the solution has been supersaturated by a compound and no more material can be supported by the solution‚ it considered as precipitate. Commonly‚ the solid will fall out of the
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BUS103 Assignment Ellyn Hurst Florentina Benga Wednesay 4.00 – 5.00 Word count: 1418 A contract is an agreement containing promises made between two or more parties with the intention of creating legal rights and obligations enforceable in a court of law. There are three essential elements that must be proven to establish a contract. The first element that must be established is whether or not there was an agreement between the parties. There must be an offer proposed by on party‚ and
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Purpose The purpose of this experiment is to determine the rate constants‚ k1‚ for the methyl acetate hydrolysis reaction at 25 °C and 35 °C‚ as well as the overall activation energy of the reaction. Methods Methyl acetate was placed in an HCl solution‚ in which it reacts with water to form acetic acid over time. At each time interval‚ an aliquot of the mixture was removed for titration against NaOH to determine the concentration of the acetic acid produced. From the amount of acetic acid produced
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Indonesian Blends Barli Bram Sanata Dharma University Yogyakarta‚ Indonesia barli@usd.ac.id Abstract This paper examines Indonesian blends like asdos (ASisten DOSen‚ respectively meaning ’assistant lecturer ’) "lecturer assistant" and wako (WAli KOta ’guardian city ’) "mayor". Even though this topic has‚ to a certain extent‚ been discussed under a different heading called "acronym"‚ for instance by Dardjowidjojo (1979)‚ it will prove beneficial to look into the patterns of this morphological
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MALAYSIA CONSTITUTION The Constitution is a document that contains all of the order of rules and regulations constitute an important policy for removing a country’s governance and administration. Determining the constitution of the Kingdom‚a form of government and the rights of the people. The Constitution also contains principles that form the national institutions like the executive‚ legislative and judicial with the powers and role of each institution within the framework of governance and
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The author of this piece is Dr. Gordon Allport. He is the former head of Harvard’s Department of Psychology as well as the founding father of social psychology. Allport published many books including The Nature of Prejudice (1954). The purpose of the article is to inform the audience that in-groups are everywhere and identity is based on our in-groups. This essay is an excerpt from the book The Nature of Prejudice in 1954 and is a credible source because the principles Allport discussed are still
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5. ENERGY BALANCE Basis:- 1 Hr. Operation ENERGY BALANCES ACROSS THE FEED PREHEATING EQUIPMENT:The heating of cold 2-butanol feed is to be completed in three stages in order to avoid large heat losses. The cold feed is first preheated to its boiling point using steam as heating medium and then vaporized in a thermosyphon reboiler utilizing the heat contained in the reaction products. The vapor‚ which has entrained liquid is removed from the knock out drum‚ and then heated to reaction temperature
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Aquinas believed he had discovered‚ through his observation of nature‚ the correct path you had to take if you were to fulfil your purpose. To help others to follow this path he created 5 rules called the “5 Primary Principles” and if you followed them you where ensured a “good” life‚ this was called following the synderesis rule. The 1ST primary principle is to live‚ the 2nd primary principle... Continues for 2 more pages » Read full document Full access is free for premium users. DOCUMENT DETAILS
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According to sources such as the History of Bede‚ most of the sources used to explain the history of these nations come from the history of Bede such as the history of the jutes and others‚ after the invasion of Britannia‚ the Angles split up and founded the kingdoms of Northumbria‚ East Anglia‚ and Mercia. In early times there were two northern kingdoms and two Midland kingdoms‚ which by the 7th century had turned into two northern Angle kingdoms‚ Northumbria and Mercia. Northumbria held most of
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Muhammad and his followers fled from Mecca to Medina in 622. In Medina‚ Muhammad’s Meccan followers and converts from Medina formed a single community of believers‚ the umma. During the last decade of Muhammad’s life‚ the umma in Medina developed into the core of the Islamic state that would later expand to include all of Arabia and lands beyond in Africa‚ Europe‚ the Middle East‚ and Central Asia. Muhammad’s father-in-law Abu Bakr took over leadership of the umma as the successor (caliph) of Muhammad
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