maintain 14 days scale air conditioning units that still use CFC as refrigerant. These units were installed well before 1996 ban on CFC production A member of the budget committee comes to you before she is concerned about the potential cost of replacing so many units. She ask these questions. (a) Since a cooling unit is sealed why does the continued use of CFC pose any risk to the environment? (b) Can’t the
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CHEMISTRY PROJECT Analysis of Vitamin C in different types of fruits juices of the same brand Name: Choong Siao Ting Low Jia Ling Wong Jing Ting Class: 6 Atas Intan Teacher:Pn. Subadhra A/P Andikot Raman DEDICATION We wish to express my sincere appreciation to my Chemistry teacher‚ Puan Subadhra A/P Andikot Raman for her keen and endless guidance‚ encouragement‚ critics and inspiration till the success and completion of this work
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UNIVERSITY OF WORCESTER LLQT PARTNERSHIP LIFELONG LEARNING QUALIFICATIONS FOR TEACHERS (LLQT) Diploma for Teaching in the Lifelong Learning Sector (DTLLS) GENERAL TRAINEE & COURSE HANDBOOK INITIAL TEACHER TRAINING (ITT) DTLLS 2013-2014 The University of Worcester is committed to ensuring that disabled people‚ including those with specific learning difficulties and/or mental health difficulties are treated fairly. Reasonable
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Chapter 6 practice MULTIPLE CHOICE 1. The formula for acetic acid‚ CH3CO2H‚ is an example of a(n) a.|condensed formula.| b.|mathematical formula.| c.|structural formula.| d.|molecular formula.| ANS: A OBJ: Goal #3.1: Interpret‚ predict‚ and write formulas for ionic and molecular compounds 3. Which of the following statements are correct? 1.|Metals generally lose electrons to become cations.| 2.|Nonmetals generally gain electrons to become anions.| 3.|Group 2A metals
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1.1 Chemistry A. What Is Chemistry? * Because living and non-living things are made of matter‚ chemistry affects all aspects of life and most natural events. * Matter- is anything that has mass and occupies space. * Chemistry- is the study of the composition of matter and the changes that matter undergoes. B. Areas of Study * Five traditional areas of study are organic chemistry‚ inorganic chemistry‚ biochemistry‚ analytical chemistry‚ and physical chemistry. * Organic
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was looking for. 2. What other factors did you need to control during your investigation? Explain how you controlled each one in your procedure. I needed to control the amount of water‚ temperature‚ the number of Alka-Seltzers I wanted to use and how fast it dissolved by changing certain things. 3. What was your prediction about the results of each factor tested in your two lab procedures? Explain your predictions based on your knowledge of the dissolving process‚ collision theory
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From Wikipedia‚ the free encyclopedia For other uses‚ see Instress (disambiguation). Instress is a concept about individuality and uniqueness derived by Gerard Manley Hopkins from the ideas of the medieval philosopher Duns Scotus.[1] [Hopkins] felt that everything in the universe was characterized by what he called inscape‚ the distinctive design that constitutes individual identity. This identity is not static but dynamic. Each being in the universe ’selves‚’ that is‚ enacts its identity. And
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the sessions and how it was delivered. Therefore by doing so I can use also feedback from learners to reflect on my teaching styles inform better teaching and learning practice. Presentation With the changing nature of teaching and learning the use of power point presentation is increasingly becoming important part of session delivery. It also captures various learning styles and help learners to improve and be familiar with the use of ICT in their learning. Written Questions Written questioners
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Chapter 17—Alcohols and Phenols SHORT ANSWER Drawing Instructions: Draw structures corresponding to each of the given names. 1. Draw: cis-4-tert-butylcyclohexanol ANS: 2. Draw: 3-methyl-2-buten-1-ol ANS: 3. Draw: 2-phenyl-2-propanol ANS: 4. Draw: glycerol ANS: 5. Draw: 2‚ 4‚ 6-trinitrophenol ANS: IUPAC Naming Instructions: Provide proper IUPAC names. 6. Name: ANS: (E)-2-ethylbut-2-en-1-ol 7. Name: HOCH2CH2OH ANS:
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TOPIC 2 Metals The History of Metals * Uses of metals through history: * Copper Age (3200-2300 BCE) – copper and tin were most common metals‚ and were used for ornaments‚ weapons and tools. * Bronze Age (2300-700 BCE) – copper‚ tin and bronze were used for tools‚ weapons and transport. They produced bronze by heating copper and tin with charcoal. * Iron Age (1000 BCE – 1 CE) – iron steel and lead was used for tools‚ weapons and pipes. Iron is much harder than bronze.
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