Back Titrations Question 1 A 10.0 g piece of rusty steel wool is dissolved in 200.00 ml of 1.00 M sulfuric acid. The excess sulfuric acid is determined by titration with a 0.500 M sodium hydroxide solution. 300.00 mL of sodium hydroxide is required to neutralise the acid. What was the % purity of iron in steel wool? Question 2 A 3.145 g sample of a certain lead ore containing lead(II) carbonate‚ PbCO3‚ was heated gently with 25.00 mL of nitric acid of concentration
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Perseus Birth • The king of Argos‚ named Acrisius‚ went to an oracle because he was upset about not having a son. This oracle foresaw that his daughter‚ Danae‚ would have a son with Zeus that would one day kill him. To keep Danae from having children‚ Acrisius locked her in a bronze tower. One day‚ Zeus came to her and turned the prison into a field of flowers. When Acrisius saw light coming from the tower‚ he ordered his men to tear down a wall and found Danae with a baby on her lap
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The Great Gatsby F. Scott Fitzgerald ← Key Facts → full title · The Great Gatsby author · F. Scott Fitzgerald type of work · Novel genre · Modernist novel‚ Jazz Age novel‚ novel of manners language · English time and place written · 1923–1924‚ America and France date of first publication · 1925 publisher · Charles Scribner’s Sons narrator · Nick Carraway; Carraway not only narrates the story but implies that he is the book’s author point of view · Nick Carraway narrates
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There are many different types of mental disorders that affect different people in many aspects of life. In fact‚ an estimated 26.2 percent of Americans 18 and older suffer from a diagnosable mental disorder in a given year (Kim Foundation‚ 2006). Therefore‚ it is safe to say that many people are impacted by a disorder. A mental disorder can be minor‚ such as ADHD‚ or can be as major as Alzimers‚ or in some cases‚ death. You can be born with a mental disorder‚ such as an abnormality in the brail‚ or
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Psychological Measures: Becks Depression Inventory Your/Team Name Date PSY/475 Psychological Tests and Measurements Instructor Psychological Measure Depression‚ a severe mental mood disorder‚ affects many people. Depression is brought on by a variety of events‚ such as trauma‚ tragedy‚ or even illness. Environmental surroundings and seasonal changes can also lead to depression. Aaron Beck developed the Beck Depression Inventory (BDI) in 1961‚
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Multimedia Presentation The e-learning lesson presented by Kristin to other teachers focuses on student learning styles and differentiated learning styles uses several e-learning principles to promote critical thinking skills in teachers. Kristin uses an assessment to enhance the worked example with the teachers through collaboration and feedback. She follows the guidelines that should be applied in a presentation in order for the learner to benefit most from the presentation. Kristin’s presentation
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he human personality‚ according to the American Psychological Association Web site‚ defined as the “individual differences in characteristic patterns of thinking‚ feeling and behaving” (Personality). Each and every single human being has a distinct personality that makes up their identity. The different patterns of thinking‚ feeling and behaving help identify a middle age man from a group of five year old girls. Each person has a different identity and personality; however‚ it
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Types of communication Can you come up with all the different forms/types of communication? (the next slide might help you) Why is having different types of communication Important? Having different forms of communication between people helps to exchange ideas and information… It also has positive outcomes for people such as self-esteem‚ building relationships and security/safety whereas poor communication can make people feel venerable and worthless leading to mental health problems. Non
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Financial Accounting John J. Wild Sixth Edition McGraw-Hill/Irwin Copyright © 2013 by The McGraw-Hill Companies‚ Inc. All rights reserved. Chapter 08 Reporting and Analyzing Long-Term Assets Conceptual Learning Objectives C1: Explain the cost principle for computing the cost of plant assets. C2: Distinguish between revenue and capital expenditures‚ and account for them. C3: Explain depreciation for partial years and changes in estimates. 8-3 Analytical Learning Objectives
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Nazis and Russians Nazism was a form of government unlike any other in history. Lead by Adolf Hitler‚ the Nazis had distinct beliefs and policies‚ severe racism and hatred‚ strong‚ new family values‚ and plans for future Germany and the world. The Nazi party came to power in the early 1930s‚ thanks to Adolf Hitler. Hitler was loved and admired by all of his followers. The Nazis derived many symbols from ancient runes and made code names for things like their concentration camps. They also
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