t-Butyl Chloride was synthesized from t-Butyl Alcohol using hydrochloric acid in separatory funnel; isolation of t-Butyl Chloride was done under distillation conditions. The experiment resulted in 8.29grams of purified compound‚ which is a 66.27 percent yield. Procedure: As per handout with changes Equation: Mechanism: Results: (Scan IR spectrum) Compounds t-Butyl Chloride(Experimental) t-Butyl Chloride(Book Value) Molecular Weight (g/mol) 92.5681 92.5681 Density (g/cm3) 0.842 0
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Education Review‚ ISSN1548-6613‚ USA Error analysis and the EFL classroom teaching XIE Fang‚ JIANG Xue-mei (College of Foreign Languages‚ Liaoning Normal University‚ Dalian Liaoning 116029‚ China) Abstract: This paper makes a study of error analysis and its implementation in the EFL (English as Foreign Language) classroom teaching. It starts by giving a systematic review of the concepts and theories concerning EA (Error Analysis)‚ the various reasons causing errors are comprehensively explored. The
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himself as well as more specific ones concerning his English learning process‚ the difficulties he has faced and how far he has come. We transcribed this interview and analyzed it along with the written essays he provided in order to discover the errors he makes in written as well as in spoken discourse. Transcription 1 The Smoking The smoking is one of the worst and most complicated probems. I don’t exaggerate when I say that is has made our life a hell. Let’s shed light the main problem
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accreditation in the UK The CAE candidature Marks and results Special circumstances Seminars for teachers Administrative information Further information Answer keys – test 1 Sample paper – test 2 Answer keys – test 2 Candidate answer sheet 4 4 4 5 6 6 6 16 16 21 21 CAE SUPPORT 1 READING PAPER 31 Sample paper – test 2 33 Assessment 34 Cambridge ESOL Common Scale for Writing 35 Sample scripts and mark schemes – tests 1 and 2 51 55 56 60 61 73 74 77 81 82 Sample paper – test 1 Answer keys
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during the time of administration. verything. Medications should always be Errors By: Amanda Sandstrom Grand Canyon University: NRS-433V April 13‚ 2013 Problem Statement Medication errors are one of the most common errors in healthcare. Sentinel events lead to research in determining why errors were happening and how they can be prevented. Learning why medication errors occur‚ and the events leading up to the error is important to understand so policies and procedures can be implemented
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In Sonnet 116‚ Shakespeare presents a personal view of love which is uplifting‚ but also dark. He questions whether the ’love’ in question is really true ’love’. The Sonnet is written in the first person. Shakespeare immediately puts himself inside the poem from the very first words: ‘Let me not’. The start of the poem‚ ‘admit impediments’‚ begins the dark tone. ’Impediments’ suggests problems‚ and echoes the words of the marriage service‚ where the priest has to ask if anyone has reasons against
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below. (5 points) NaHCO3 – The Empty Dish 37.06 (grams) – 24.35 (grams) = 12.71 (grams) NaHCO3 12.71 (grams) NaHCO3 ÷ 84.01 (grams/mole) = 0.1513 moles of NaHCO3 0.135 Moles of NaHCO3 × 58.4428 (Molar mass of NaCl) Giving me 8.8240 (grams) NaCl as my theoretical yield. 4. What is the actual yield of NaCl in your experiment? Show your work below. (4 points) The actual yield is: 31.52 (grams) – 24.35 (grams) = 7.14 (grams) NaCl (After the evaporation of water) 5. Determine the percent yield of
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low returns‚ bankruptcies and ever-fluctuating demand. Air France has been preventing the situation by developed strategies such as a progressive operating lease‚ short- or medium term lease of substantial part of fleets to reduce capacity and cost. Since 2006‚ the traffic of air travel has been growing rapidly‚ which created a competitive landscape in the airline industry and also the emergence of e-commerce as a direct to consumer sales. Air France took those opportunities by providing online services
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Determining The Percent Copper and Zinc in Pennies From Density Purpose: Practicing determine the density of the solution. Developing the method for determine the percent of density for the solution. Examining the linear relationship by learning to use the best-fit straight line. Using the linear relationship to determine the percent of density by the solution. Be familiar with recording data and observations. Methods & Material: Methods: Weight the mass for the different percent of zinc and
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theory and relate with business environment. To introduce students to the analytical tools which are used in economic analysis. To develop students’ understanding of their organizational and policy implications through economic analysis. What is Economics? Adam Smith – “an inquiry into the nature and causes of wealth of nations.” (Economics studies how wealth is produced and consumed) – Wealth definition Alfred Marshall – “Economics is a study of mankind in the ordinary business
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