Pre-lab 1: Identifying Carbohydrates Abstract The point of this lab is to determine if a substance contains carbohydrates such as a reducing sugar and/or polysaccharides. This will be done by using Benedict’s reagent and Iodine stain tests. Benedict’s reagent will react to reducing substances in the solution by oxidizing it and changing the structure of the reducing sugar to form a colored precipitate. The color of this precipitate can be used to determine the concentration of reducing sugars in
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Haylee McHale February 3‚ 2013 Organic Chemistry Lab 226 Section 6 Techniques Lab 1. % Recovery= grams recovered compoundgrams crude compound X 100 % Recovery= 0.040 grams0.256 grams X 100 % Recovery= 0.16 x 100=16% There are many reasons why the percent recovery is much less than 100%. For example‚ one source of error may have been that the separatory funnel containing the acidified phenylalanine and ethyl acetate may not have separated well enough after being shaken together in the
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PrintFriendly.com: Print web pages‚ create PDFs http://www.printfriendly.com/print?url=http://tribune.com.pk/story/44922... Afghan endgame uncertainties October 10‚ 2012 There is merit in Pakistan’s urgings that withdrawal of troops to be in sync with develo‐ pments on political front. The writer was Pakistan’s ambassador to the EU from 2002-2004 and to the US in 1999 tariq.fatemi@tribune.com.pk President Asif Ali Zardari’s meetings with Afghan President Hamid Karzai and US Secretary
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CORMAC McCarthy - BLOOD MERISIAN NOTES Blood Meridian or the evening Redness in the West is a 1985 Western novel by U.S. author Cormac McCarthy. The narrative follows an adolescent run-away referred to only as “the kid”‚ with the hulk of the text devoted to his experiences with the Glanton Gang‚ a historical group of scalp hunters who massacred North American tribes and others in the United States-Mexico borderlands in 1849 and 1850. The role of antagonist is gradually filled by Judge Holden
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During the late 19th century and early 20th centuries‚ Realism‚ Impressionism‚ and Post- Impressionism were forms of art that transpired. These techniques in art brought a sense of individualism to Europe; thus‚ people were inspired to make art that represented society. Realism‚ Impressionism and Post-Impressionism reflected European Society through their expressions of depicting life as it truly was‚ hastily capturing moments in time‚ and painting nature as the artist conceptualized them‚ not how
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Women also wore sleeved jackets called baro and skirts called saya or patadyong. Women fancied wearing ornaments as well such as gem-studded bracelets‚ necklaces‚ earrings‚ and rings. Tattoos Tattoos played an important part in the appearance of pre-Hispanic Filipinos both for the men and women. Tattoos were considered to be the equivalent of medals‚ one had to work for and earn it. The more tattoos a person had‚ the more impressive was his or her war record. The Visayas was known to be the
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CHAPTERS 1-3: Post-war administration‚ Marcos Administration and post-EDSA administration Manuel Roxas started his term as the first president of the third republic of the Philippines. During his term he fortified Bell trade act and also the Parity Amendment in the constitution and on 1947 he signed the Military Bases Agreement. But during his time he earned a distrust from people because of graft and corruption issues. Manuel Roxas tried to destroyed the rebel group which is known as Hukbalahap
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America’s twin towers did not only affect the United states but shook the core of the world. Countries all over the world were affected directly and indirectly and people still remembered it as the terrible criminal act. Aguayo (2009) states that “in this post September 11 (9/11) climate of the “War on Terror”‚ Hollywood political-thriller films carry a new cultural currency” (p.1). It left an indelible impression in the hearts and minds of the millions of people inhabiting the planet today‚ something that
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grades. As a first student in my family to go to college right after high school I faced many difficulties in adjusting. One of them was my uncertainty on what I wanted to pursue‚ and I thought to do something in psychology field and I began taking Pre-Med courses. Such as classes like chemistry and biology which significantly brought my GPA down significantly. I was a psychology and social behavior major‚ while some classes were interesting‚ I was still struggling. When I took one criminology class
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Christian Ethics Project #2 1. From a Christian perspective‚ why did Marxist communism fail? From a Christian point of view‚ Marxist communism failed due to people not being offered a choice of whether or not to distribute riches to everyone. The author states: “Beginning in the Garden‚ God gave men and women the freedom to choose to do what is right. This is the heart of democracy” (Stapleford‚ 2009‚ p.98). Clearly‚ it is Godly for people to have freedom of choice; communism was not Godly
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