Yield Data The reaction of 0.139 grams of trans-cinnamic acid‚ 0.8 mL of glacial acetic acid‚ and 1.0 mL of 1.0 M of Bromine in acetic acid was recrystallized to form a solid‚ clear‚ crystal- like product. The melting was taken from the recrystallized product to determine what had been obtained. The melting point was found to be 130.5°C-133.7°C. Concluding that the product formed from the addition of bromine was a mixture of the erythro-2‚ 3-dibromo-3-phenylpropanoic acid‚ which has a known melting
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Plastic Composition and Types of Plastic A plastic is made up principally of a binder together with plasticizers‚ fillers‚ pigments‚ and other additives. The binder gives a plastic its main characteristics and usually its name. Thus‚ polyvinyl chloride is both the name of a binder and the name of a plastic into which it is made. Binders may be natural materials‚ e.g.‚ cellulose derivatives‚ casein‚ or milk protein‚ but are more commonly synthetic resins. In either case‚ the binder materials consist
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Human being plays a key role in environment as he has a capable mind and will power to do everything by the skill and technology he has developed so far. But most of his activities done for his development and welfare have been causing seriously negative impacts on the virgin environment he has been blessed with. We can prepare a long list of human activities that have been disturbing‚ destabilising and degrading the natural environment. The explosion of human population has enhanced the negative
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Trans-Siberian Orchestra is a multi-orchestral rock band‚ that composes of many different instruments and musicians‚ such as a pianist‚ violinists‚ guitarists‚ and vocalists. TSO began in 1996‚ when Paul O’Neill‚ TSO’s manager‚ was given the opportunity to start his own rock band. His vision later transcended into the Trans-Siberian Orchestra. The rock opera played at their Richmond concert was titled “The Ghosts of Christmas Eve”‚ produced and written by Paul O’Neill. One piece they performed
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source but in general the average length is between 500 and 2 000 glucose units. There are two major molecules in starch - amylose and amylopectin. The alpha linkage of amylose starch allows it to be flexible and digestible. Starch-based biodegradable plastics may have starch contents ranging from 10% to greater than 90%. Starch based polymers can be based on crops such as corn (maize)‚ wheat or potatoes. Starch content needs to exceed 60% before significant material breakdown occurs. As the starch
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Period 6 How Does the Recycling of Plastic Affect the Environment? Recycling greatly benefits many aspects of the world‚ particularly the environment. Almost everything used in today’s society is manufactured from plastic (i.e. water/ shampoo/ mouthwash bottles‚ food containers‚ furniture‚ technology‚ etc.). Due to this‚ not recycling plastic can lead to many problems in our environment. Recycling plastic promotes the conservation of energy and natural resources. It also
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Trans-Galactic Tournament is arguably the best free-to-play MOBA in the Playstation 4. Not only is it free-to-play‚ but it provides tons of content to its dynamic player-base. Thanks to its fast-paced gameplay which deviates from the traditional MOBA format‚ it provides a refreshing experience guaranteeing adrenaline-fueled moments every second. Currently‚ the game features three game modes‚ 20 champions‚ dozens of customization options and power-ups‚ and hundreds of hours of pure entertainment.
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Final Draft: Comparison/Contrast Essay Paper or Plastic? It ’s an age old question when checking out at the local grocer: Paper or plastic? It seems like an easy choice but there is a myriad number of details hidden in each bag. Both types of bags are designed to make carrying a variety of items easier. The type of bag that is chosen will affect consumers health and the environment. Consumers need to be informed on how these bags are created‚ what effects these bags will have on the environment
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confusing plastic bags with food”. (Environment CA). Plastic bags are also bad for the environment because they are not 100% decomposable. Distributors and investors say that the ban began because plastic bags where such a success. (Bag the Ban) Plastic bags are killing mother earth. They are nothing but unusable toxic material. Thousand of bags are leaving the city and heading into oceans and killing thousands of marine wild life. Americans through away 123‚000 tons of plastic bags but
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The Purpose of the Written Care Plan * Care plans provide direction for individualized care of the client. A care plan flows from each patient’s unique list of diagnoses and should be organized by the individual’s specific needs. * Continuity of care. The care plan is a means of communicating and organizing the actions of a constantly changing nursing staff. As the patient’s needs are attended to‚ the updated plan is passed on to the nursing staff at shift change and during nursing rounds
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