Kate Kirby June 6‚ 2013 Title: Extraction of an Unknown Compound Purpose: The purpose of this experiment was to separate a mixture of two or more unknown compounds and identify them based on their melting point and reactivity with an acid or a base. Compound studied/Reactions: The organic solvent used in this experiment was methyl t-butyl ether (MTBE‚ 2-methoxy-2-methylpropane). The unknown that dissolved in the MTBE‚ but was insoluble in water. MBTE is very volatile and flammable. It was
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Experiment 1: Solubility of Organic Compounds (Answers to Questions) Q1. State what types of inetmolecular forces are present in solutions formed due to intermolecular attractions between the solute and the solvent. A1. For Water-Soluble Compounds: Acetone – Water: Hydrogen bonding and van der Waals forces Acetone – Diethyl Ether: Dipole – (induced) dipole and van der Waals forces Sucrose – Water: Hydrogen bonding and van der Waals forces Ethyl alcohol – Water: Hydrogen bonding
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commencing at age 60 and ending at age 67 Plan 1: V0 * (1.06)42 = 3‚000‚000 V0 = 3‚000‚000/(1.06)42 V0 = $259‚582.20 Plan 2: V0 * (1.06)17 = 3‚000‚000 V0 = 3‚000‚000/(1.06)17 V0 = $1‚114‚093.26 Plan 3: C * Annuity Compound Factor (6%‚ 37) = 3‚000‚000 C * [((1.06)37 – 1)/0.06] = 3‚000‚000 C *127.27 = 3‚000‚000 C = $23‚572.28 Plan 4: C * Annuity Compounding Factor (6%‚17) = 3‚000‚000 C * 28.21 = 3‚000‚000 C = $106‚334.41 Plan 5: C * Annuity
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Julie Smith 2/14/2017 Bio 220 Lab Report Learning How to Use the Compound Light Microscope Introduction: Microscope is an instrument used to grow pictures of little questions that are difficult to see with the unaided eye. The compound light magnifying instrument‚ which will be utilized as a part of this lab movement‚ is an instrument with two focal points and different handles to center the picture. In this lab‚ we will learn about the proper use and handling of the microscope. Objectives:
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Other nitrogen containing compounds Catecholamine: Dopamine‚ norepinephrine (noradrenaline) and epinephrine (adrenaline) are biologically active amines and are collectively called as Catecholamine. * Dopamine and norepinephrine functions as neurotransmitters. Outside the nervous system‚ norepinephrine and its methylated derivative‚ epinephrine regulates carbohydrate and lipid metabolism. They are released from storage vehicles in the adrenal medulla in response to stress (fright‚ exercise‚ cold
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Student Name: Tho Huu Nguyen Class: Composition 4 Essay Name: Sentence structure essay Instructor: Ashley R.Lynd Date: 2/12/14 Structure of Sentence What is the most basic part of a sentence in English? Someone told me is vocabulary‚ but someone else also told me is grammar. However‚ expert writers showed me a different part. They don’t focus so much the vocabulary or grammar‚ they focus the types of the sentence‚ which making their writing correctly‚ interesting‚ and lively. Therefore
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Using Basic Sentence Structure Within a Paragraph Abstract This paper displays basic sentence structure by the comparison and contrasting of two different style paragraphs. The first is the opening of a resume and the second the introduction of a web site. I will then go on to explain the difference of the two in regards to sentence length and style. Using Basic sentence structure within paragraphs RESUME PARAGRAPH Please accept
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Hello Andy and welcome back Joey. Now Joey you got to tell me everything you know about what happened in the USA. Joey: Well it was a late night‚ when I was on my way home from one of the biggest nightclubs in the town. Suddenly I saw a man standing at the end of the alley‚ and I began to get a lot of goose bombs. It felt like there were a ton of people that was just looking at me. I was getting closer to the man‚ but he just stood there. Now we were down to counting steps five four three two and
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Inari Malone Professor Duquesne English 1010-43 07 October 2014 Andy Dufresne’s Concept of Hope Two life sentences‚ an innocent Andy Dufresne accused of killing his wife and her lover! The prison doors slam‚ he’s there for one week‚ two weeks‚ three weeks‚ then four‚ and eventually a year passes. It’s not looking too good for Andy‚ it looks as if he could be here for a while. At this point‚ others would have absolutely no hope as far as their future is concerned. The outside world that they once
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Anaemia – a condition where there is a reduction in the number of red blood cells and a deficiency of haemoglobin in the blood. Possible Causes of Anaemia – severe blood loss‚ failure of the bone marrow to produce red blood cells‚ genetic inability of red blood cells to carry oxygen adequately‚ destruction of red blood cells by the body or foreign substances‚ dietary (problems with child growth). Common types of Anaemia – Iron deficiency – lack of iron which is the main constitute of Hb‚ pernicious
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