A process for the preparation of racemic phenylethylamine which comprises contacting an optical antipode therefore‚ e.g.‚ L(-) or D(+)-1-phenylethylamine with sodium amide or sodium hydride. Claim: What is claimed is: 1. A process for preparing racemic 1-phenylethylamine which comprises contacting L(-)-1-phenylethylamine or D(+)-1-phenylethylamine with 0.01 to 1 weight percent‚ based on theamount of said phenylethylamine‚ of sodium amide or sodium hydride at a temperature of 70.degree. to 150
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Experiment 3 Preparation of 2‚ 4-Dinitrodiphenylamine Courtney Elahee Claim: The evidence will show that the red solid collected after recrystallization from the nucleophilic aromatic substitution of 2‚ 4-dinitrobromobenzene and aniline has the characteristics of 2‚ 4-dinitrodiphenylamine. Evidence: The procedure was carried out as described by Ault1 and the lab manual2. 2‚4-dinitrobromobenzene (0.92g‚ 3.75mmol‚ pale yellow solid) and aniline (0.7mL‚ 0.7g‚ 7.5 mmol) were boiled in ethanol (10mL)
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Educational Preparation There is an ongoing debate about nurses trained at the Associates Degree level versus the baccalaureate degree level. In this paper‚ I will discuss some of the important differences between the two levels of education and try to determine if one is really better than the other. First of all‚ when considering the difference between the two types of degrees‚ it is important to recognize that at either level‚ a nurse must be able to pass the same NCLEX examination
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Experiment 2 Date: 24 January 2006 Title : Crystallization of a Crude Sample Objective : Preparation of pure diphenyl via crystallization of crude diphenyl dissolved in ethanol. Structural Formula of Organic Substances Involved : Diphenyl Ethanol Apparatus : Round-bottom flask (100 mL)‚ measuring cylinder (50 mL)‚ conical flask (50 mL)‚ filter flask‚ beaker (100 mL)‚ stemless glass funnel‚ Hirsch funnel‚ capillary tube‚ long glass tube‚ watch glass‚ glass vial‚ water condenser
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shared purpose. 1. Setting shared vision by repeating 2. motivate by your passion‚ meaning‚ purpose‚ fairness‚ choice and voice‚ to people’s interests and concerns. Lead by commitment 3. enabling via channels and not rely on incentive 4. integrate from diverse teams 5. self awareness and congruence in perception Decision Making needs data on all four cells. Smoker vs Non Smoker and Lung cancer vs No Lung cancer overconfidence‚ discounting intuition‚ garbage in/garbage out Bias in with decision
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filler‚ we accurately pipetted 25 cm3 of 0.010 mol dm-3 sodium hydroxide solution into a conical flask. • Then we added a few drops of methyl orange indicator and placed it on the white tile. This solution was then titrated with the water obtained from the river. • After we stood the burrette up using a stand and clamp. • We then filled up the burrette to approximately the 0.00 mark with the river
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Getting started on your essay Before you start writing an essay‚ you need to decide three things. What are you writing about? Who do you imagine will be reading your essay? What do you want to tell them? A popular kind of essay is to offer your reader an opinion or argument. You can write a successful essay by starting off with a plan. The key to doing a successful essay is to break the writing down into short‚ simple steps. Pre-writing for your essay Begin by brainstorming. Brainstorming
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Hi Guys‚ IBPS PO Exam‚ is one of the toughest exam in Banking sector unless you practice a lot. As all we know it consists of Numerical Aptitude‚ mental Ability‚ English and General Awareness (mostly banking) and Computer Awareness. Coming to Aptitude and Reasoning‚ I suggest you to glue with single standard book whatever you have and complete it before going for other source. Almost every book will have same models with 85% redundancy‚ so if you finish one book means‚ you covered 85% of syllabus
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selling points about the product inside. You will also have mandatory details that must be listed depending on the product‚ so research into legally obligated details is also necessary. Clearly there are thousands of different labels anywhere from shipping labels to packaging labels and everything in between. Identifying your purpose is the first step in creating your label. If you are selling something that can be seen with the naked eye‚ you must deliver the details unseen by consumer. The
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CROSBY CORPORATION Statement of Cash Flows For the Year Ended December 31‚ 2008 Cash flows from operating activities: Net income (earnings after taxes)…………………………………… 160‚000 Adjustments to determine cash flow from operating activities: Add back depreciation…………………………………………….. $150‚000 Increase in accounts receivable…………………….…………… (50‚000) Increase in inventory………………………………………………. (20‚000) Decrease in prepaid expenses…………………………………
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