that it would take 5 weighings as described by the equation for an unknown item value: However‚ this is an overestimate as there is a way to determine the lighter of nine items with only two weighings. This was overlooked in the last POW (Eight Bags of Gold). Nine items can be weighed by dividing into three sets of size three. Comparing two sets together would determine which set contained the lighter item. With the last weighing‚ one can determine the lightest item. This raises the limit of
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Abstract The purpose of this experiment was to perform a liquid-liquid extraction method to extract the caffeine from the tea bags that were provided‚ and then recrystallize the caffeine. The solvents used in the experiment were an aqueous sodium carbonate and dichloromethane (DCM). Anhydrous calcium chloride pellets were used to dry the solution and emulsion layer and the DCM was then decanted. After washing the anhydrous calcium chloride pellets with more DCM‚ the solvent was evaporated‚ leaving
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Suzan Beraza’s documentary Bag It follow Jeb who decides to swear off using plastic bags but ends up seeing a bigger picture of the problems with plastics in general. Jeb starts with his home in the challenge to lower the use of plastics with the help of his wife Anne. As they look through what is plastic in their home it gets Jeb wondering what is plastic made of? Is it recyclable? Does plastic ha negative health effects? Jeb wants to understand more regarding this plastic bag epidemic‚ so he commences
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Bella Omann “How It Feels to Be Colored Me” Deconstruction Campbell January 16‚ 2015 Deconstructing the Bag Analogy for “How It Feels to Be Colored Me” Zora Neale Hurston states “I feel like a brown bag… in company with other bags‚ white‚ red‚ and yellow” (Hurston 185-186). Each one of these colors represents a different race‚ brown being African- Americans‚ white being Caucasian‚ red being Indians and yellow being Asians. The wall that they all lean upon is the world in which they live in. She
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example‚ you could reduce your waste‚ use re-usable bags‚ and spread the word! Being eco-friendly is easy to do. Chinese stores could sell reusable bags for groceries‚ or other products. They could even offer a discount for using a reusable bag. Another great thing about being eco-friendly is that it’s very easy to do! It’s not too hard to throw away trash in a trash can‚ not the ground‚ is it? Is it that hard to recycle things‚ or to buy a reusable bag and use it? No! It is very easy! Despite all of
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holds towards the actual product (in this case the paper bags) in question‚ the extent to which a consumer considers environmental responsibility to be important‚ the extent to which a consumer considers environmental issues to be a threat to her-/himself and the amount of information a consumer receives about the initiative. To test our model we used a quantitative approach and investigated the consumer attitudes towards the initiative no plastic bags at the shopping centre Strömpilen‚ Umeå. We found
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Lazatin‚ a student from ESA‚ who is a member of the group. The bag was further developed and innovated from feedback by the group until a suitable product was created that mixed what the market wanted and practicality. The plan for the product is to create public exposure of the product by having them wear the bags during cosplay conventions and promote it as collaboration between Tuxedo Team and Pamana Pagasa. The team’s reaction to the bag was very positive‚ and can be seen as a good indicator of
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Paper or Plastic? You are at the grocery store checking out and the clerk asks you‚ “paper or plastic?” Which one will you choose? Do you choose paper because you think it is better for the environment‚ or do you choose plastic because its easier to carry? Whatever choice you make is up to you‚ but I hope that after reading this essay you will be more informed about the choice you do make. Paper comes from trees. It starts from logging‚ where trees are marked and cut down. In the logging process
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It all started when I was in the fifth grade. Our class was out at recess playing a game of flag football‚ girls against the boys. There stood Penny Clark‚ here hands cupping her nose‚ “Ronnie it’s just a game of FLAG football!” she cried. I had punched Penny when she yanked my flag off of my hip and did a victory dance in front of me while waving my flag in my face. I put the flag back on my hip after she dropped to the ground and the flag landed at my feet‚ “It’s a boys sport you got what
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� PAGE * MERGEFORMAT �1� Name of Customer Name of Customer ’s Instructor English 29 March 2010 "THE CARRIER-BAG THEORY OF FICTION" BY LE GUIN The essay "The Carrier-Bag Theory of Fiction" by Le Guin (1988) describes the importance of two dominant stories in the context of new pedagogies. These are the "killer story‚" focused on the collective concept of aggression‚ and the "life story‚" represented through the dynamic development of the concept of continuance in teaching and learning. People
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