Engineering Materials Week 3 5.1 Briefly explain the difference between self-diffusion and interdiffusion. Self-diffusion refers to movement of atoms within a pure material; interdiffusion refers to the movement of one or more kind of atoms in a heterogeneous system. 5.7 A sheet of steel 2.5mm thick has nitrogen atmospheres on both sides at 900C and is permitted to achieve a steady-state diffusion condition. The diffusion coefficient of nitrogen in steel at 900 C is 1.2 10^-10 m^2/s‚ and the diffusion
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Week 3 Mitosis and Meiosis Assignment William Scalia Grantham University Week 3 Mitosis and Meiosis Assignment A rare disease that is inherited is Tay-Sachs disease. What the disease does is it destroys nerve cells located in the Spinal cord and the brain. The most common type of Tay-Sachs appears in infants. The disease is present early in development but the symptoms usually don’t appear until after the age of 4. Symptoms appear as a slowing or halting of development to include
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Describe: Part three of the portfolio is about professional responsibility. It focuses on how professionals analyze and reflect on their practice. Teaching is different than most professions in which teachers have no established pathways for a promotion. It is up to the individual to participate in reflective practice‚ analyzing the good‚ the bad‚ and the improvements that can be made for the benefit of the students. Constant self-analysis and self-directed improvement are essential parts of a
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Week 3 HC491 Homework Chapter 5 1. Describe how we measure the clinical performance of an HCO as a whole? For example‚ can you aggregate good performance in cardiology and poor performance in obstetrics‚ and say “overall‚ performance is average”? It depends on how measurement is being done. If a scorecard is used‚ yes the performance could be aggregated. However‚ the book mentions moving the departments off the scorecard that do not need improvements and focusing on the departments that
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statements and the persons using the statements. (3) A misstatement of account balances may exist and is generally corrected as the result of the independent auditor’s work. (4) Poorly designed internal controls may be in existence. b. An independent audit aids in the communication of economic data because the audit (1) confirms the accuracy of management’s financial representations. (2) lends credibility to the financial statements. (3) guarantees that financial data are fairly presented
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Business system anaylsis Problems and Exercises Week 3 Homework Tom Sanders DeVry University Professor Girten September 19‚ 2014 Problems and Exercises Chapter 5 Question 1 - One of the potential problems mentioned in this chapter with gathering information requirements by observing potential system users is that people may change their behavior when observed. What could you do to overcome this potentially confounding factor in accurately determining information requirements? The analyst could
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Week 3 Dqs #1 INDIV DQ DUE Day 2 (Wednesday) Complete the Economics for Managerial Decision Making: Market Structures simulation. In two of the four market structures‚ using price to compete is not an option. What can Quasar do to improve revenues in one of these structures? Based on the simulation it would seem that Quasar began operating in a monopoly but then their market became an oligopoly market since their only competition is Orion technologies. By definition an oligopoly market occurs
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BioG 1440‚ week 3 problem set. Enzymes and energy 1.Many spontaneous reactions occur slowly. Why don’t they all occur instantly? In biological processes‚ how is this rate sped up? 2. When the substrate (reactant) concentration is high enough enzyme A and enzyme A’ may be saturated and their reactions run at the same maximum velocity. However‚ at subsaturating concentrations of reactants‚ these different enzymes run at different velocities for the same concentration of substrate. Enzyme A’ has a
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over or under budget and by how much? From what I have gathered this project is on schedule which show that the start &finish date due match the baseline start and finish time frame. Furthermore‚ the budget will be over by the mark of $1‚720.00. 3) After printing out the Earned Value report‚ define (you may use MS Project help) the following terms and write in the Total Values of each from your Earned Value Report (Make sure your current date is properly set to 11/11/2013). PV: The budget that
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Commercial Bank which was invested into the business along with his personal savings of $50 000. The loan carries an interest rate of 12% per annum. The following transactions took place during the year. 1 Purchased the following assets and paid for them by cash: Furniture and Fittings $30 000 Equipment $ 45000 A motor van was purchased on account from Saunders Ltd for $40 000. 2 Purchased computer parts for $36 000 cash 3 Sold parts for $60 000 cash 4 Purchase goods on account from
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