red and a white precipitate with silver nitrate(aq) (drop on end of glass rod)‚ if the mixture is poured into water you may detect a ’pleasant’ ester odour‚ can test for HCl but water and amines produce it too!(ii) as for (1) but no ester smell!(iii) You should get a ’pleasant’ characteristic smell of an ester. | (i) R-OH + CH3COCl ==> CH3COOR + HClAn ester and hydrogen chloride are formed(ii) R-OH + PCl5 ==> R-Cl + POCl3 + HCla chloro compound and hydrogen chloride are formed.(i) and (ii) Ag+(aq) + Cl-(aq) ==> AgCl(s) from
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Heard 1 The Character of Daisy in Henry James ’ Daisy Miller What is the purpose of Daisy in the novel Daisy Miller by Henry James? Why did James create such a appealing and confusing character? Since the publication of James ’s novel in 1878‚ Daisy has worn several labels‚ among them "flirt‚" "innocent‚" and "American Girl." Daisy ’s representation of an American Girl of the late 19th century is evident. Her free-spiritedness and individuality reflect the social movement of the
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“Fmoc chemistry”. The first part of experiment was the synthesis of L-phenylalanine methyl ester hydrochloride. The methyl ester can be synthesised by reaction of thionyl chloride‚ SOCl2 and dry methanol with L-phenylalanine under reflux condition. The peptide bond was formed later in the experiment‚ where HBTU‚ DiPEA and a solution of Fmoc-Gly-OH in DMF were added to a solution of L-phenylalanine methyl ester hydrochloride in DMF. The product formed was the protected dipeptide‚ Fmoc-Gly-Phe-OMe. The
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He’s someone who treats music as a lifestyle‚ and not just a hobby. When Sonny moves into Isabel’s home‚ music officially becomes his life. It was an opportunity he did not have before‚ because now he would have access to a piano. “At first‚ Isabel would write me‚ saying how nice it was that Sonny was so serious about his music and how‚ as soon as he came home from school‚ or wherever he had been when he was supposed to be at school‚ he went straight to that piano and stayed there until suppertime
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Showing a child unconditional love is harder than it sounds. It should not be a question in an individual’s mind pertaining to caring about something he or she has created. However‚ the imprinted idea of how a girl or boy should behave holds a definite latch on a parent. How much harder does it get to love a child if he or she are different from all the children who are considered normal? Is it not quite a paradox that a parent vows to love his or her child no matter what but strays from that promise
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Emma‚ Grace‚ Isabel‚ Lydia‚ and Madison. Everyone on the team is kind and smart. They are wonderful people. We have two setters‚ Madison‚ and myself. We also have middle hitters and outside hitters. Emma and Grace are middle hitters. Lydia and Adison are outside hitters. Isabel and Audra are general passers. We all have our own position and are important for the team in order to win. Everyone does good things for the team. Lydia‚ Madison‚ and Adison are our best servers. Audra and Isabel are the best
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net income is looking good and he can afford they money to pay for his tuition /fees without any problems. More to that combining his income with his wife they make a lot of money that can help him in school and still take care of his family. Unlike Isabel she can’t really afford money to pay for her tuition/fees because her of her saturation her being an undocumented immigrant and working under tables she can’t really get a well-paying job to support her education. No matter the fact that she has a
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DIPLOMA PROGRAMME Teacher Support Material History Internal Assessment k INTERNATIONAL BACCALAUREATE ORGANIZATION For first examinations in 2003 b Diploma Programme HISTORY Internal Assessment Teacher Support Material For first examinations in 2003 International Baccalaureate Organization Buenos Aires Cardiff Geneva New York Singapore Diploma Programme History Internal Assessment Teacher Support Material International Baccalaureate Organization‚ Geneva‚ CH-1218‚ Switzerland
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Hertig‚Kathleen(1) The Importance of Lipoproteins and How They Effect Our Body and Through Lifestyle Decisions How Cardiovascular Disease Can Be Prevented and or Controlled. Insoluble in water lipids can be defined. To move lipids like fatty acid‚ triacylglycerols‚ steroids and fat soluble vitamins within the blood plasma‚ a mover protein is needed. Moved from the adipose tissue to the muscle‚ heart and liver tissues by serum albumin are fatty acids. Moved by the retinol binding protein
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Ester 1 Ester Folorunsho English composition 101 B.Sterringham 4 April 2013 There are nothing more beneficial than technology. Many might say that its a boom however‚ there are many advantages about technology. Although some met be right that technology can take away self independent and self reliability. It is a privilege to have technology to be able to access information faster and to live a comfortable life. Technology promotes reliable information‚ business‚ and it improve healthcare
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