CHEM 1411 – General Chemistry I Practice Problems‚ Chapters 1–3 Chapter 1 – Chemistry: The Study of Change 1. Element‚ compound‚ homogeneous mixture (solution)‚ or heterogeneous mixture: a) orange juice b) brass c) 0.9% saline (NaCl) solution d) garden soil e) room air f) methane gas g) sodium metal h) N2 gas i) Cu(NO3)2 crystals (freshly-squeezed) 2. Define (some of these terms are found in Chapters 2 and 3): a) c) e) g) i) k) m) o) 3. b) d) f) h) j) l) n) compound physical change
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A Proposal to Investigate Effective Solutions to Lack of Access of Engineering Students in Bilkent University to the Exams of the Past Years Çağatay Güleç 20902028 1.0. INTRODUCTION Students of engineering departments in Bilkent University need to study hard for their exams in order to get satisfactory grades from their departmental courses. To accomplish that‚ they need to solve either sample problems from their course books or questions from the exams of previous years. A preliminary
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CHAPTER 2 SOLUTIONS TO SUPPLEMENTARY PROBLEMS FROM SCOTT TEXTBOOK 6th edition 11. Several reasons can be suggested why oil company managers have reservations about RRA: • The discount rate of 10% might not reflect the firm’s cost of capital. • Low reliability. RRA involves making a large number of assumptions and estimates. While SFAS 69 deals with low reliability in part by requiring end-of-period oil and gas prices to be used (rather than prices anticipated when the reserves are expected
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SECURITY MEASURES AND AIRCRAFT SOLUTIONS Anita Crawford-Cowan Submitted To: Professor Kevin Reynolds SEC571 Principles of Information Security and Privacy Keller Graduate School of Management Submitted: September 21‚ 2014 TABLE OF CONTENTS Company Overview Page 1 Security Vulnerabilities Page 2 Policy Vulnerabilities Page 2 Hardware Vulnerabilities Page 3 References Page 4
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FINAL SPEECH (Persuasive Problem-Solution) Purpose: To inform and persuade your audience that a specific problem exists‚ it is serious‚ and it affects them. Time: 6-8 minutes Topic: Choose a topic that interests you and would probably interest your audience (the class). Consider what your audience already knows about this topic and what their attitude about this topic will be. Do not choose something the audience already knows a lot about. This topic must be presented in a persuasive
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Task 1 1. Nowadays‚ majority of projects‚ irrespectively of their scope or nature‚ can be outlined by various charts and diagrams. Such kind of representation of a project gives a clear picture of the project’s activities along with their start and finish dates and the sequence they are performed. This also aims to provide smooth coordination and implementation of the project‚ which is very crucial to the management. One of the most convenient and practical ways to represent a project in
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Wales ELEC4614 - Power Electronics Solution of Tutorial 1 - Basic Concepts in Power Electronics Question 1. (a) Vd VT 300 I T Rds 200 A This neglects the on-state voltage drop of the R 1.5 switch. This is only acceptable when the on-state voltage is small compared to the DC supply voltage Vd (= 300V in this case). t During turn-on time‚ vT (t ) Vd 1 ; again neglecting the on-state voltage. t ri IT iT (t ) I d ( t t ri ) t ri 1 Won vT (t )iT (t )dt Vd I d t
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TUTORIAL 2 Linear Programming - Minimisation Special cases Simplex maximisation 1. Innis Investments manages funds for a number of companies and wealthy clients. The investment strategy is tailored to each client’s needs. For a new client‚ Innis has been authorised to invest up to $1.2 million in two investment funds: a stock fund and a money market fund. Each unit of the stock fund costs $50 and provides an annual rate of return of 10%; each unit of the money market fund costs
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Teaching Suggestion 8.1: Importance of Formulating Large LP Problems. Since computers are used to solve virtually all business LP problems‚ the most important thing a student can do is to get experience in formulating a wide variety of problems. This chapter provides such a variety. Teaching Suggestion 8.2: Note on Production Scheduling Problems. The Greenberg Motor example in this chapter is largest large problem in terms of the number of constraints‚ so it provides a good practice
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3101 MSOM 1st in-class Group Assignment (Ch 1 and Mod A) Q1) Lake Charles Seafood makes 450 wooden packing boxes for fresh seafood per day‚ working in two 10-hour shifts. Due to increased demand‚ plant managers have decided to operate three 8-hour shifts per day instead. The plant is now able to produce 650 boxes per day. (2-points) i. Before the change in work rules‚ the company’s productivity = boxes/hour ii. After the change‚ the new productivity level = boxes/hour iii. Based on the changes
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