CHEM 4183 Exam #2 Name:________________________ March 11‚ 2013 I. Multiple Choice (3 pts each) Choose the best answer and write it to the left of the problem number in the space provided. 1. What is a particular advantage of graphite furnace atomic absorption over flame atomic absorption? (a) higher temperature (b) lower S/N (c) less interference (d) small sample amounts 2. In atomic emission spectroscopy‚ it is desirable to have a high concentration of
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HKDSE CHEMISTRY – A Modern View (Chemistry) Coursebook 3 Suggested answers Chapter 25 Simple molecular substances with non-octet structures and shapes of simple molecules Page Number Class Practice 1 Chapter Exercise 2 Chapter 26 Bond polarity Class Practice 4 Chapter Exercise 5 Chapter 27 Intermolecular forces Class Practice 7 Chapter Exercise 9 Chapter 28 Structures and properties of molecular crystals Class Practice 11 Chapter Exercise 12 Part Exercise 14 Chapter 29 Chemical cells in daily life
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HKDSE CHEMISTRY – A Modern View (Chemistry) Coursebook 3 Suggested answers |Chapter 25 Simple molecular substances with non-octet |Page Number | |structures and shapes of simple molecules | | |Class Practice |1 | |Chapter Exercise
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Reactions Contents Introduction 3 Materials & Procedure 4 Raw Data 8 Processed Data 15 Graphs 16 Conclusion & Evaluation 17 Introduction Background Information Stoichiometry is a critical component in chemistry‚ and helps in understanding the quantitative relationship between the number of moles of reactants and products in a reaction. Objective In this experiment‚ the reactions between sodium hydroxide and hydrochloric acid‚ and sodium hydroxide and
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Part One (Flame Test) 1. Create and complete a data table for Part One of the lab. It should include the name of the element (or unknown) examined and the color of the observed flame. Solutions Names Known 1 Barium Known 2 Calcium Known 3 Sodium Known 4 Rubidium Known 5 Potassium Known 6 Lithium Unknown 1 Sodium Unknown 2 Potassium 2. Identify each unknown from Part One of the lab and briefly explain why you identified each unknown as you did. The first unknown from part one from this virtual lab
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Group No.___ Date Performed :___________ Chemistry Laboratory 101__ Date Submitted[1] :___________ Members[2]: Instructor’s Initials[3] :___________ 1. _____________________ 2. _____________________ 3. _____________________ 4. _____________________ Laboratory Report Sheet The Bunsen Burner Activity 1 Objectives:4 1. ________________________________________________________ 2. ________________________________________________________
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edition easily without hassle‚ since there are more than 100‚000 titles available. We have made it easy for you to find a PDF Ebooks without any digging. And by having access to our ebooks online or by storing it on your computer‚ you have convenient answers with gary dessler human resource management 14th edition PDF. To get started finding gary dessler human resource management 14th edition‚ you are right to find our website which has a comprehensive collection of manuals listed. Our library is the
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Reflective Journal on Field Study I 02-12-’13 Activity: Electric Power; Series & Parallel Circuits First day of observation – The lesson is about electric power. The teacher assimilates the topic on daily life and the students participate. Some students throw humor while discussing but the teacher still has control over her students. When it is time to discuss she makes sure that the students are listening. She also evaluates her students by giving activities after discussion. She gives incentives
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Some of the most common math-related questions you can look forward to include items on arithmetic‚ basic algebra‚ geometry and even numerical reasoning. The interesting thing to note is that not all questions will have you solving for numerical answers. Some of them will simply test your stock knowledge of mathematical principles. For example‚ you may be asked what a counting number or a greatest common denominator is. Visual Stimuli To add a little variety to the mix‚ the test may include such
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She cooked it by following the package’s instructions exactly‚ but when she tasted the turkey a few hours later‚ she noticed that it was dry. Since her turkey did not overcook‚ what did Mary do wrong? Use proper terminology when you explain your answer. (2 marks) 5. Complete the following reaction by drawing the molecular structure of the main product. Label the reactants and product. Circle and label an example of the hydroxyl functional group and the carboxyl functional group in the reactants
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