Aim: To investigate the rate of reaction between Calcium Carbonate and Hydrochloric Acid. Just from looking at the aim of the investigation I already know that a salt would be formed because a carbonate with an acid forms a salt. In this investigation the substance that is formed is Calcium Chloride‚ Water and Carbon Dioxide. The symbol equation for this is: CaCo3  Ca2+ + Co32- Hcl  H+ + Cl- Add these all together to get CaCO3(s) + 2H+(aq) --> Ca++(aq) + H2O + CO2(g) The rate of
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Axia College Material Appendix D The Three Models of Physical Security Directions: Read and study the description of an office building’s physical layout and its current security features in Part I. Then‚ answer the questions in Part II. Part I: Office Building Description A six foot fence secures the outer perimeter. Video surveillance is active on the north fence and inactive on the south. A manned guard station permits entrance into the outer perimeter from the west; an unmanned and
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much of a solution containing vitamin C is required to be added to 1 cm3 of blue chemical to change its colour from blue to clear. The experiment users an new and old lemon‚ orange and blackcurrant juice‚ each with varying amounts of vitamin C content. Each experiment has independent and dependent variables. The solutions of soft drinks contain different levels of vitamin C (with old and new varieties) will be the independent variables in the experiment as the vitamin C content is unknown. The
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Based Training are further enhanced by 3-D Animation clips. Effective communication in teaching and learning process is achievable through 3-D Animation in the educational environments. Each adult learner has different needs and expectations‚ they differ in age‚ have a different emotional‚ attitude‚ personality‚ stress and intelligence level. They require different types of learning strategies‚ learning system and learning material. Teaching through 3-D Animation clips is one of the effective way
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made their name together to begin Dolce & Gabbana (D&G) presenting their first women’s collection in 1985. Two years later‚ after their impressive success in the fashion show "New Talents" as invited by the organizers of the Milano Collezioni‚ D&G started to export their products to Asia. And in 1989‚ D&G made one of the wisest business decisions by opening its first boutique in Hong Kong. Such decision contributed significantly to the success of D&G in the Asian market since apart from being an international
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ECON 260 Freakonomics Freakonomics‚ by Steven D. Levitt and Stephen J. Dubner‚ is book that not your typical economist would write it was co-authored in 2005 and if morality represents how we would like the world to work‚ then economics represent how it actually does work in this award-winning book. Steven D. Levitt is a not your typical economist. He is a much-heralded scholar who studies the riddles of everyday life- from cheating and crime to sports and child rearing and whose conclusions
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Canadians at Juno Beach on D-Day D-Day on June 6‚ 1944 was the most significant day in the history of war because it marked the end of WWII. D-day on Juno beach impacted Canada positively in many ways. Firstly‚ Canadians proved to the world that they would die defending freedom and democracy. With the strong military‚ Canada showed that they were an effective fighting force and helped to defeat the Nazi’s. Canada also gained it own identity and proved the world that they were powerful and didn’t
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An effective leader is one that creates an inspiring vision of the future‚ motivates and inspires people to engage in that vision and manages the delivery of that vision. The 32nd president of the United States of America Franklin D. Roosevelt was the only president to be reelected four times and he also led the United States through the Great Depression and World War 2. Many writers describe Roosevelt as having characteristics that made him a very effective leader such as he was able to connect
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founding fathers didn’t want political parties‚ and they tried to prevent them but then in 1796 the Federalist and Democratic/ Republican parties were formed.(D/R) Three issues the federalist and the D/R disagreed on were foreign policy‚ the powers of the National government vs the state government and tariffs. First issue the Federalist and D/R parties differed on was foreign policy. Foreign policy was interacting with other countries especially Europe. The Federalist wanted the U.S to be active
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Assess the Significance of D-Day In the following essay‚ I will attempt to assess the significance of D-Day (along with the rest of the Normandy landings). I’ll centre my writing around the word significance‚ using other key battles of World War 2 as examples of the different meanings of significance and compare them in the same terms to D-Day. The most obvious thing that D-Day accomplished was opening a second front‚ what is known as the Western Front‚ against Germany. The importance of this is
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