10/12/11 Synthesis of Potassium Ferric Oxalate Trihydrate and The Determination of Oxalate Ion in Ferric Oxalate Trihydrate using Titrimetry Abstract: In this two-part lab‚ we will learn about coordination compounds and their uses with stoiciometry. We will also find out about how theoretical yield is calculated from a reaction we will create. We will also synthesize Potassium Ferric Oxalate Trihydrate (K_3 [〖Fe(C_2 O_4)〗_3]•3H_2 O) using a two step reaction. In the second part of this lab we will
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Through Dialysis Tubing (a Semi-Permeable Membrane) I. DESIGN A. PROBLEM/RESEARCH QUESTION 1. How does increasing molarity of sucrose affect osmosis through dialysis tubing? B. VARIABLES 1. The independent variable in this lab is the molarity of sucrose each dialysis bag is filled with. The time (30 minutes)‚ the temperature (23C) and the type of dialysis tubing used are all constants. 2. The dependent variable is the final mass of the dialysis bag. 3
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I. Payback period computation; even cash flows Compute the payback period for each of the following two separate investments (round the payback period to two decimals): 1. A new operating system for an existing machine is expected to cost $260‚000 and have a useful life of five years. The system yields an incremental after-tax income of $75‚000 each year after deducting its straight-line depreciation. The predicted salvage value of the system is $10‚000. Payback period =Cost of investment/
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1) A Supply chain could accurate its responsiveness if it is able to improve in these criteria: - Respond to wide ranges of quantities demanded - Meet short lead times - Handle a large variety of products - Build highly innovative products - Meet a very high service level Nowadays highly dynamic‚ globalized and competitive environment‚ companies are under pressure to improve their supply chain strategies in order to be more responsive to customer demands. In the case of convenience stores
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Industrial and Commercial Bank of China 1. Why did BICBC feel it was necessary to issue equity in markets outside China? What are the advantages of such move? Can you see any disadvantages? * They feel it was necessary because they want to attain global equity. This is to win overseas corporations to invest in China Commercial Bank. 2. What was the attraction of the ICBC listing to foreign investors? What do you think are the risks for a foreigner associated with investing in ICBC
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The “Revolution of 1800” By 1800 the Federalist party was split‚ clearing the way to the presidency for the Democratic-Republicans. Two men ran for the nomination: Thomas Jefferson and Aaron Burr. Each received an equal number of votes in the electoral college‚ which mean that the Federalist-dominated House of Representatives were required to choose a president. Jefferson finally won (Albert Gallatin as his treasurer). Hamilton sided with Jefferson because he believed Burr to be an unfit and dangerous
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1) Identify and define the Big 5 personality dimensions. Which of these are related to job performance? Describe how you would rate yourself on each of these dimensions‚ and explain why. The Big 5 personality factors are: Extroversion: how outgoing‚ positive‚ talkative‚ assertive‚ sociable a person is. Agreeableness: A tendency to be compassionate and cooperative rather than suspicious and antagonistic towards others. Conscientiousness: A tendency to be organized and dependable‚ self-discipline
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True If an employee does not complete a Form W-4‚ the employer must withhold tax as if the employee were single with no exemptions False Employees with two or more jobs or with a spouse who also is employed must complete the "Two-Earners/Multiple Jobs Worksheet" on Page 2 of Form W-4 to determine the number of withholding allowances If a husband and wife both work‚ they must divide their withholding allowances equally on their W-4 Forms. False Qualified moving expenses reimbursed by an
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Using the atomic bomb in World War II changed the world forever. World War II was the first time in history that a nuclear weapon had been used during war. Two atomic bombs were released by the United States on Japan. The use of the bomb caused the world to realize how powerful weapons can be. Much controversy came from the United States use of the atomic bomb and people still debate today whether or not the US was justified in their decision to use the bomb. Because Hiroshima was a significant
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record a thermogram. YOU CAN NOW MOVE ONTO THE STEPS TO RECORD AND DETERMINE THE CALORIMETER CONSTANT FOR EACH OF THE 4 PROVIDED CUPS. 1. Obtain two of the same cup types‚ in example two styrofoam cups‚ and a lid from your instructor or the lab stock room to serve as the calorimeter. Nest one cup inside the other to construct
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