the decomposition of water in simple but very colorful and dramatic fashion on an overhead projector. Concepts: • Decomposition reaction • Oxidation–reduction • Electrolysis • pH Materials: Sodium Chloride/universal indicator solution‚ NaCl‚ 25 mL Overhead projector Pencil lead‚ 0.7 mm Battery lead with alligator clips Petri dish‚ disposable Battery‚ 9-Volt Graduated cylinder‚ 25- mL Safety Precautions: Universal indicator is an
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CHEMISTRY III : (CHEMISTRY & YOU) 1 PRETEST 1. The science that tackles the study of matter‚ its structure and the changes in composition that matter undergoes is a. Astrology c. Ecology b. Chemistry d. Physics 2. When a chemist performs an experiment‚ the quantity that is being tested is the a. control c. theory b. law d. variable 3. Juan is comparing how many kilos of rice can be contained in a sack. What process is he doing? a. counting c. measurement b. interpolation
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I. Grade Level/Unit Number: 9-12 Unit 7 II: Unit Title: Mole Concept III. Unit Length: 7 days (on a 90 min. per day block schedule) IV. Major Learning Outcomes: Students should be able to: Mole Concept • Calculate formula mass. • Convert representative particles to moles and moles to representative particles. (Representative particles are atoms‚ molecules‚ formula units‚ and ions.) • Convert mass of atoms‚ molecules‚ and compounds to moles and moles of atoms
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Table of content 1.0 Introduction...........................................................................2 2.0 Gender...................................................................................2 3.0 Age........................................................................................3 4.0 Hand phone...........................................................................4 5.0 Fast food...............................................................................5 6.0
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Marc‚ 2013 Marco Suen English Language Assignment 1 Writing based on a piece or pieces from section B of the anthology Compare the different portrayals of war and its effect on the lives of the individuals featured in “The Last Night” and “Disabled” ‘The Last night’ is an extract from the novel‚ Charlotte Gray‚ and describes the hours before the Jews in the Ghetto were taken to an extermination camp in France. Set in the 1940s‚ the extract is based on the holocaust‚ a genocide in which
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Osmosis in Potato Cells Interpretation My results show what I predicted would happen. My prediction was that as the concentration of sucrose increased the amount of water moving in or out of the potato would change. A low concentration of sucrose solution would make the potato increase in length and mass (become turgid). A high concentration of sucrose solution would make the potato shrink (plasmolysed) We can see this occurred‚ as at 0.1mol of sucrose solution the potato’s size increased by an
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MaPricing What’s the best way to price competitively for Twin Star? "The closer together these are‚ the greater the competition." (http://www.entrepreneur.com/article/223816) The reason why we have choose this strategy it allows Twin star to be more motivated to have good customer base and have guaranteed profit. Price above the average and customers will go elsewhere; price below it and you can’t afford to stay in business. Beyond that‚ there are strategic decisions that could affect your price
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Unit 201 Improving productivity using IT 2. Describe ways to improve productivity and efficiency IT can improve productivity in many way the following bullets are just a few: * time savings * cost savings * minimise work processes * Increase output * Improved documetn quality IT makes good use of automated routines. These help to cut down the time it takes to perform a process. Quick start programme Icons appear directly on the desktop. If you double click on these
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“Was Nissan’s CEO a technocrat?” Managing for Competitive Advantage Richard Lindsay C3334452 Word Count: 989 RICHARD LINDSAY !1 TABLE OF CONTENTS Page Was Nissan’s CEO a technocrat 3 Appendix 1 - Profiling 5 Appendix 2 - 3P’s 6 Appendix 3 - ESCO 7 Appendix 4 - Maslows 8 References 9 RICHARD LINDSAY !2 “Was Nissan’s CEO a technocrat?” The definition of a technocrat is someone that portrays characteristics of ‘ matrix management‚ totally quality management and new methods of
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‘Texting has added a new dimension to language use’ explore a range of texts to investigate to what extent this is true‚ referring to public attitudes and describe Texting has rapidly become one of the most popular ways of communication in the modern day‚ with the language and general rules of texting easy to learn. I will be looking at a collection of personal texts in order to gain a better understanding of the situations certain devices are used‚ and by what kinds of people use specific devices
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