Form 6 Chemistry Practical Experiment 18: Cis-Trans Isomers of But-2-enedioic acid Introduction Cis-trans isomers are a kind of stereoisomers called geometrical isomers. Due to the inability of rotation about the C=C bond‚ some compounds possess cis and trans isomers. But-2-enedioic acid is an example of having both isomers. Maleic acid Fumaric acid Cis and trans isomers have different physical properties such as boiling point‚ solubility‚ density and stability
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Trans-Atlantic slavery in the 15th century was sparked by the growing hunger for money and power‚ and was discouraged during the Industrial Revolution in the 18th century. The ideologies of Charles Darwin and Karl Marx help us understand and explain the reason for the rise and fall of this type of slavery. These ideologies also allow one to determine if this slavery was inevitable or not. Great Britain’s capitalistic society‚ strengthened their drive to form colonies leading to the exploitation of
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Subject: Experiment 23: Stereochemistry of the Addition of Bromine to trans-Cinnamic Acid Introduction/Abstract: The purpose of this experiment was to carry out the bromination of trans-cinnamic acid‚ to determine the stereochemistry of the dibromide product of 2‚3-dibromo-3-phenylpropanoic acid‚ and find out whether the reaction proceeds by the usual bromonium ion mechanism or some other mechanism. In this experiment trans-cinnamic acid was mixed with glacial acetic acid and stirred in which
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opening of the Trans-Canada Highway proved to be a national accomplishment as it connected Canada from coast to coast. Throughout the construction process Canadians struggled to come to an agreement on the end result . There were also endless construction complications‚ which caused delays. Finally‚ Canada was forced to open the highway before completion . By conquering the challenges of the Trans-Canada Highway‚ Canada proved its strength and unity. On 10 December 1949‚ the Trans Canada Highway
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and bought on a huge scale. Africa has seen four great phases of slave trades. The trans-Saharan‚ Red Sea and Indian Ocean slave trades are oldest slave trades which the continent experienced during 800 AD. In these slave trades‚ Africans were carried from the southern Saharan desert‚ internal of the Red Sea‚ and internal of the coast of Eastern Africa‚ and were transported to Northern Africa and the Middle East. Trans-Atlantic Slave trade is the most researched and a largest slave trade of all during
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|Influence of Trans-Saharan Trade on West Africa | SPECIFIC OBJECTIVE: Describe the role of the trans-Saharan caravan trade in the changing religious and cultural characteristics of West Africa and the influence of Islamic beliefs‚ ethics‚ and law. DO NOT WRITE ON THIS HANDOUT. Read the chart to answer questions on the next page. Impact of Trans-Saharan Trade |[pic] |CALIFORNIA CONTENT STANDARD 7.4.3 |Influence of Trans-Saharan Trade on
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The Trans-Atlantic Trade System refers to all of the trade done between Europe‚ Africa‚ and the Americas across the Atlantic Ocean. Sugar‚ slaves‚ and spirits fueled the entire triangular trade. Slaves were exchanged from Africa for rum‚ rum was produced as a byproduct of sugar‚ sugar was grown by slaves in the Americas‚ and Europe developed manufactured goods to aid the production of sugar. All three continents and their exports fit together to form the Trans-Atlantic Trade System. Plantation systems
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The Trans-Pacific Partnership Agreement and the U.S. economy Executive Summary -The Trans-Pacific Partnership Agreement is a free trade agreement initiated in 2005 and was joined by the U.S. in 2008 which proposes to liberalize trade in the Asia-Pacific region. -There is much concern over the Intellectual Property proposals put forth by the U.S. These proposals threaten to dial back public health safeguards set forth in the 2007 New Trade Deal of the Bush administration‚ increase prices of
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recommended in 2003 that consumption of trans fats be limited to less than 1% of overall energy intake. WHO also recommended that the Governments around the world should try to gradually phase out PHVO or trans fat. The US National Academy of Sciences (NAS) recommends that trans fatty acids are not essential and provide no known benefit to human health‚ whether of animal or plant origin.Secondly‚ while both saturated and trans fats increase levels of LDL‚ trans fats also lower levels of HDL‚ thus
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slavery after the 15th century‚ though‚ due to the background of their slaves. Slavery was not necessarily racial or ethnic in origin prior to 15th century slavery. It was often captured enemies of war from many different places. However‚ when the Trans-Atlantic trade began‚ the majority of the slaves were African. Another difference is that the Africans were treated as objects‚ whereas prior to the 14th century‚ they were not legally the same as objects. Another difference is the jobs that they occupied
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