Experiment 13: Synthesis of 1- Bromobutane An SN2 Reaction Theory: One of the methods of preparing alkyl halides is via the nucleophilic substitution reactions of alcohols. Alcohols are inexpensive materials and easy to maintain. However‚ they are a poor leaving group the OH group is a problem in nucleophilic substitution‚ this problem is fixed by converting the alcohol into H2O. Objective: The objective of this lab is to observe the synthesis of 1-bromobutane in an SN2 reaction‚ to see how
Premium Distillation Alcohol Ethanol
purpose of a synthesis essay is to make insightful connections. Those connections can show the relationship(s) between parts of a work or even between two or more works. It is your job to explain why those relationships are important. In order to write a successful synthesis essay‚ you must gather research on your chosen topic‚ discover meaningful connections throughout your research‚ and develop a unique and interesting argument or perspective. A synthesis is not a summary. A synthesis is an opportunity
Premium Writing Essay Logic
thrombosis and pulmonary embolism. A population-based study. Arch intern med 2002;162:1245–8. lensing AWA‚ Prandoni P‚ Prins mh‚ Büller hR. Deep-vein thrombosis. lancet 1999;353:479–85. Wahl DG‚ Guillemin F‚ de maistre E‚ Perret-Guillaume c‚ lecompte t‚ thibaut G. meta-analysis of the risk of venous thrombosis in individuals with antiphospholipid antibodies without underlying autoimmune disease or previous thrombosis. lupus 1998;7:15–22. Rees Dc‚ cox m‚ clegg JB. World distribution of factor V leiden
Premium Vein
Synonymy in English Learning objectives: after you have studied the material you should be able to: 1. Define the notion of "synonymy"‚ give the definition of the term "synonyms" by Russian and foreign linguists. 2. Speak on the criteria of synonymy‚ the sources of synonymy and the main synonymic patterns. 3. Give the classification of synonyms (ideographic‚ stylistic‚ absolute). 4. Analyze the entry (article) from a dictionary of synonyms. Literature to be studied: • "English Word"
Premium Olfaction Synonym Odor
Iqraa n madiaa r the best We are very iteligent people who are confident and cool and very out spoken. We like to correct the right from wrong and we hate being corrected. We are the members of the google parliament which meen we know everything. Yes its snowing out side and were goiin to go home because we r cool. We go to Bradford boys grammer school‚ there are no females in school which we find it very sexist we like mingling with the other males esp madia who gets horny too quick so he has
Premium Corporate governance Corporation Management
Protein Synthesis Worksheet 1. 2. a. Protein synthesis began in the nucleus. b. Chromatin is a diffuse mass located in the nucleus where genetic material is found. c. A gene is a sequence of nucleotides‚ it is important because they form the template and these templates are used for synthesizing proteins. 3. a. Transcription is the first step of protein synthesis it uses a sequence of DNA nucleotides to produce a sequence of RNA nucleotide. b. RNA polymerase bonds to RNA nucleotides together
Premium Gene Protein DNA
the week. After a week take the product‚ and weigh it in a pre-weighed beaker. Calculate the percent yield. Test for Purity. Take 3 test tubes filled with water and dissolve a little bit of crystals in the first 2 tubes. Add 1 drop of 1% ferric chloride solution to each tube. Shake and note color. If impure‚ red to violet color will appear. Melting point can be used to test for purity. Melting point from a dry sample should be 135-136°C for pure aspirin. There are impurities if much less than that
Free Aspirin Carboxylic acid Acetic anhydride
At&T Risk Analysis “Analysis of AT&T’s Stock” FIN560 - Securities Analysis Index 1. The background of the company 2. AT&T’s Life Cycle Analysis 3. Analysis of Return on Equity 4. The company’s projected future growth rate of earnings 5. Analysis of its required rate of return using the CAPM measurement 6. The company’s intrinsic value using the discount valuation techniques 7. Conclusions 8. References 1. AT&T Background AT&T Inc. is an American
Premium Stock Stock market New York Stock Exchange
Boyz n the Hood directed by John Singleton is viewed as one of the most influential films of its time. The film has sparked a new genre of films such as Menace II Society‚ South Central‚ and Baby Boy. In each of these films‚ similar to Boyz n the Hood‚ is the portrayal of the struggles that African Americans in ghettos face‚ and how they deal with the thought in the back of their minds that there is no way out. The setting for Boyz n the Hood takes place in South Central Los Angeles in a neighborhood
Premium African American Film Hip hop music
Determination of the Empirical Formula for Zinc Chloride Name:__________________________________________ Course______ Period:____ Prelab Show your Calculations for the following problems 1. How many grams of sulfur would combine with 26.1 g of potassium to form K2S? 2. A 1.31g sample of sulfur was reacted with chlorine to form 4.22g of compound. What is the empirical formula of the compound? 3. 0.256g of a lanthanum oxide was decomposed and produced 0.219g of lanthanum. What is the
Premium Zinc Hydrochloric acid Hydrogen