Unit 3 Chemistry: VCAA Practice Exam Questions 1 Question 3 (2010) A sample of the insecticide dichlorodiphenyltrichloroethane (DDT)‚ C14H9Cl5‚ was found to contain 0.120 g of carbon. What mass of chlorine was present in the sample? A. 0.127 g B. 0.355 g C. 0.994 g D. 1.01 g Question 10 (2009) The level of carbon dioxide in the air in a spacecraft can be controlled by passing the air through canisters containing lithium hydroxide‚ LiOH. In a laboratory trial‚ the air in a 5.00 L container
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Post-racial America means "a theoretical environment in which the United States is free from racial preference‚ discrimination‚ and prejudice" (Wikipedia). Despite America being a multicultural‚ heterogeneous country‚ often referred to as a "melting pot"‚ such idealistic concept seems to be a far-fetched dream. Many saw the election of Barack Obama‚ the country’s first black president‚ as a step forward in race relations and a sign that America is willing to put its racist past behind. After all
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involving copper. This lab will start with copper as a reactant in the first reaction through a series of five chemical forms of aqueous phase reactions and ending to calculate the percentage of recovered solid copper as a product in the last reaction of the experiment. The experiment resulted in a percent recovery from the cycle of copper reactions of an increase to 139%. . Introduction: The purpose of this experiment is to become accustomed with different types of aqueous reaction types. Our task
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The term Post-impressionism is used to describe late 19th century art that rejects the “capture-the-fleeting-moment” attitude of Impressionism and is characterized by bright colors and defined brushstrokes as opposed to the impasto approach of impressionists. Impasto is a technique in which paint is applied so thick onto the canvas that it stands out from the surface‚ creating a 3-D texture effect. The paint can be mixed on the canvas to achieve a desired color. One distinguishing factor of a post-impressionist
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typical of the post-modern movement. I would like you to undertake research into as many of them as you can within the recommended time. I would like you to find references to these designers without being given any specific links. This will help you to become an independent researcher. However‚ many of these designers and design groups are still working in graphic design so you may find that they have their own‚ official websites. If you cannot find references easily‚ you should post a message
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The first article reviewed is ‘Post exercise net protein synthesis in human muscle from orally administered amino acids’ by Kevin D. Tipton et al‚ published in the ‘American Journal of Physiology – Endocrinology and Metabolism’ in 1999. The study conducted examined the effects orally administered amino acids post resistance exercise has on protein synthesis and metabolism. The reason this study was conducted was to determine if taking amino acids orally‚ which is easily done‚ is just as effective
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into five groups based upon solubility in aqueous solutions when different reagents are added. The reactions which occur are useful in identifying the presence of these cations in unknown samples. The process of identifying the cations is called qualitative analysis. The purpose of this experiment is to identify which cations are present in unknown solutions. A data sheet was not prepared for this experiment‚ so you must record your observations in the lab notebook as you do the experiment. This
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Post Colonialism Theory To understand the post colonialism theory‚ I believe that we must first take a brief look at how we got here. In order to reach the post era‚ we first must walk through the challenges and lessons of those before us. How else would the history that we have to teach us today be there‚ how else would we have the literature to educate us? Colonialism was all about the newer‚ bigger‚ better lands and though these lands had natives already‚ they were just another obstacle. They
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Post-racial‚ a term that was born after Barack Obama’s electoral success in 2009 is defined by the urban dictionary as an utterly imaginary and fictional term‚ much like “pixie-dust” because no such thing exists. In other words‚ despite the powerful symbolism of Obama’s election‚ black and Americans are still living in two different worlds. Post-racial is just one of many other terms that only distorts the discussion of race and gives people who wish to interfere with the discussion
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Democratization in Post-Suharto Indonesia In May 1998 the fall of Suharto marked the beginning of a difficult and multilayered transition process. It was accompanied by intensified conflict in the political arena‚ a dramatic increase of ethnic and religious violence and the danger of national disintegration. Ten years after the collapse of the New Order‚ Indonesia has made significant progress; however‚ the quality of democracy is still low. Theoretically innovative and empirically sound‚ this book is
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