Worksheet - Acids‚ Bases and Salts 1. I am pure water. When heated my pH (increases‚ decreases)‚ because more of my water molecules dissociate. 2. I am a 0.020 M solution of weak acid‚ HA. If I only dissociate to the extent of 1.50%‚ what is the value of my Ka? 3. I am a 0.20 M solution of hydrocyanic acid‚ HCN‚ with a Ka of 4.93 x 10¯ 10 . What is my pH? 4. I am a buffer made from 0.10 M acetic acid and 0.15 M sodium acetate. If the Ka for acetic acid is 1.77 x 10¯ 5 ‚ what is my pH? 5. I am
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multinational extractive mining corporations continue to expand their developing country footprints‚ they are finding challenges in carrying out corporate social responsibility (CSR) to achieve a sustainable balance of benefits for business‚ its employees‚ stakeholders and the communities in which they attempt to establish subsidiary operations. In response to increasing global demand‚ extractive firms are operating where the natural resources are located‚ mostly in developing countries where governance mechanisms
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questions on the effects of salt on grass growth. In the winter‚ many people place a salt compound on their driveways to melt snow and ice that has accumulated. The following spring‚ it is noticed that the edges of the driveway does not have any grass growing and grass a little further from the driveway is growing slower than the rest of the lawn. It will be determined if grass growth is negatively impacted in the spring after a winter of salt compound applications. Salt and Grass Growth Introduction:
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Reconstruction and African Americans from 1865-1900 From 1865 to 1900‚ Reconstruction was meant to help change the lives of African Americas. However‚ because of prejudice‚ Reconstruction didn’t go on as far as it could have. Reconstruction tried to deliver its promises to African Americans while battling a discriminatory white America. This is seen socially‚ through civil rights‚ and politically‚ through Jim Crow Laws and voting. Concerning social promises‚ Reconstruction made astounding changes
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The Calusa Indians Did you know that the Calusa Indians were the first civilization of southwest Florida? They originated on Mound Key‚ an island in Estero Bay‚ just 80 miles south of St. Petersburg‚ FL. The Calusas lived on Mound Key from 800 A.D. till the end of the 17th Century. The view points from the two texts; William Bradford’s History of Plymouth Plantation and John Smiths’ The General History of Virginia; proclaim the Calusa Indians as “savages”. Although after reading a couple of texts
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Syllabus of Second Year (Semester III/IV)‚ MBA (Master of Business Administration) Course Code : MBT601-1 Course : Integrated Marketing Communication L: 3 Hrs.‚ T : 1 Hr.‚ Per Week Total Credits: 7 Objectives: The objective of this course is to provide the students with knowhow about Marketing Communication‚ Integration concepts‚ Media planning and buying concepts. Learning this course would equip the students in building there career in advertising and media
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The Great Salt Lake The Great Salt Lake is a wonder of its own. Made by the remnants of Lake Bonneville‚ this lake is unique to Utah and has many different characteristics that make it this way. Have you ever wondered how big the Great Salt Lake really is? It is one of the largest lakes in America. The Great Salt Lake is about seventy-five miles long and twenty-five miles wide. Even though the deepest spot in the lake is thirty-four feet the average depth of the Great Salt Lake is around 13 feet
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West Side Story No 10: Tonight (Ensemble) Maria‚ Tony‚ Anita‚ Riff‚ Bernardo‚ Jets and Sharks In this number‚ all the participants talk about the eventful evening they feel is ahead‚ each with their own thoughts on what will happen. There are three trains of thought: 1 Riff and Bernardo - thinking (in terms of their own gangs) of the fight arranged for later that evening 2 Anita - thinking about her ’nocturnal activities’ with Bernardo after the fight 3 Tony and Maria - more romantic love‚
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This book was chosen for review because I was looking for a book that has a history of salt and how it affects us today. Mark Kurlansky‚ the author of this book‚ earned a BA in Theater from Butler University in 1970. He has worked as a playwright at Brooklyn College‚ a commercial fisherman‚ a dock worker‚ a paralegal‚ a cook‚ and a pastry chef. He worked as a journalist for many companies which are‚ The International Herald Tribune‚ The Chicago Tribune‚ The Miami Herald‚ and The Philadelphia Inquirer
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The Salt of the Earth‚ a 1954 film by Michael Wilson‚ is truly a masterpiece. In a very unbiased and professional way‚ I can say that this film is thus far‚ my favorite film that we have seen in our Chicano Cinema class‚ and the reason is easily seen. This film by Wilson adequately and precisely depicted the struggles that many Mexican American citizens suffered through in their work. The movie takes place in Zinc Town‚ New Mexico‚ where the population consists of many miners that work for the
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