Chemistry Review (mid-term) 1. Use the equation for atomic mass to answer the following questions. (http://johnheilchem10.escuelacampoalegre.wikispaces.net/file/view/average+atomic+mass+calculations+-+3.pdf) 1. Argon has three naturally occurring isotopes: argon-36‚ argon-38‚ and argon-40. Based on argon’sreported atomic mass‚ which isotope do you think is the most abundant in nature? Explain. 2. Copper is made of two isotopes. Copper-63 is 69.17% abundant and it has a mass of 62.9296 amu.
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Charging for Plastic Bags Nowadays‚ many billions of plastic bags have been using every year‚ and it seems to be increased more and more. According to Noland (2013)‚ in the UK‚ the number of plastic has risen up to 5.4% in 2010 to 2011. Another statistic illustrates that 90 percent of plastic bags do not be reused or recycled (Bobby‚ 2013). This shows that people do not care much about the effect of plastic bags. Therefore‚ the government should intervene to solve this problem: to introduce a charge
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Reduce Usage of plastic bag Plastic! Plastic! Plastic!.this materials is use by people all over the world.Plastic uses for many activity‚mainly for carry things.we can see plastic every day and every where in our life.at shop even at stall.Usage of plastic has advantage and disadvantage. The advantages of plastic are ‚ the misuse of plastic bags may be responsible for environmental contamination‚ they are much more eco-friendly than many assume‚ especially when looked at from their creation to
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of the company (Finer Bags)‚ the possibility of corporate cultural dissonance‚ and the application of three ethical theories to the situation. Some people may view the company taking advantage of capitalism while others may view their business negatively. Would you call honesty part of the corporate culture at Finer Bags? Yes‚ no‚ or both? Explain. Honesty is “the duty to tell the truth and not leave anything important out‚” (Brusseau‚ 2012‚ p. 57). By definition Finer Bags is not lying about their
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Against :” Banning Plastic Bags”‚ taxes and bans don’t work‚ based on several reasons below. The communities thought that banning and taxing plastic bags would decrease the environmental problems. However‚ they had an opposite effect. After a 2002 tax on grocery bags in Ireland‚ consumers have used 10 percent more plastic bags than they did in Ireland’s pre-tax days. In San Francisco‚ people switch using plastic bags to paper bags was caused by San Francisco’s ban on plastic bags. Therefore‚ it caused
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start sending literacy bags home with students. Our literacy bags are thematic and strongly correlated with the work that we are doing in the classroom. The purpose of this literacy bag is to encourage your child to continue developing the skills that are being taught in class and also to help show you what they are learning in class. The literacy bags contain both fiction and non-fiction books that will spark your child’s interest in reading. It
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UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS General Certificate of Education Ordinary Level 5070/31 CHEMISTRY Paper 3 Practical Test October/November 2010 CONFIDENTIAL INSTRUCTIONS *4711088250* Great care should be taken to ensure that any confidential information given does not reach the candidates either directly or indirectly. The Supervisor’s attention is drawn to the form on page 7 which must be completed and returned with the scripts. If you have any problems
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Merriwell Bag Company Merriwell Bag Company Case Study 1. What forecasting method would be best suited for Merriwell Bag Company to determine the 2008 forecast? Justify you answer. In my opinion‚ Merriwell Bag Company should use one type of quantitative forecasting methods called time-series forecasting‚ because this method is “used to make detailed analyses of past demand patterns over time and to project these patterns forward in the future” (Schroeder‚ 2008). The main reason Merriwell
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ancestors that created the tradition. These characteristics reflect on the stories and their history to their tribes. In the story The Medicine Bag‚ Martin is the main character‚ one day his Grandpa traveled from his Lakota Tribe to visit his family. Grandpa fears his death is upon him and he has to pass down the family tradition of The Medicine Bag. In the video Apache Girl‚ Dachina is the main character. She is on the path to becoming a woman of the tribe‚ this requires hard work and dedication
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UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS General Certificate of Education Ordinary Level CHEMISTRY Paper 1 Multiple Choice May/June 2005 1 hour Additional Materials: Multiple Choice Answer Sheet Soft clean eraser Soft pencil (type B or HB is recommended) 5070/01 w w w e tr .X m eP e ap .c rs om READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use staples‚ paper clips‚ highlighters‚ glue or correction fluid. Write your name‚ Centre number and candidate number on the answer
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