BSc Pharmaceutical Technology Practical - No 5 Preparation of a Primary Standard Solution Aim: to prepare a standard solution of pure silver nitrate and use it to determine the concentration of chloride ions in a sample of tap water and another sample of bottled water. Chemicals: * High grade purity silver nitrate * Potassium chromate indicator * Tap water * Bottled water * Distilled water Apparatus: * Laboratory oven * Dessicator * Conical flask
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Florida Institute of Technology • Chemical Engineering Department CHE-2101 • Chemical Engineering Fundamentals I • Fall 2012 Homework # 5 [Problems 1‚ 3‚ 4‚ and 5 due: Wednesday‚ September 19th‚ 2012] Problem # 1: Solubility of formaldehyde in a solvent is measured by a spectrophotometer operating at 570 nm. The data collected are optical density versus concentration expressed in grams per liter. Concentration‚ c 100 300 500 600 700 Optical density‚ d 0.086 0.269 0.445 0.538 0.626 Based on Beer’s
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Regardless if anyone knows it or not‚ everyone actually lives in accordance with some sort of ethical standard. Some may refer to it as a code‚ a creed‚ or even a motto; however ethics itself is defined as a set of moral principles or values (Meriam-Webster). Ethics is an extremely important aspect of society in general and is applicable in every profession‚ however it holds a higher regard in law enforcement. Law enforcement officers are entrusted by the public to not only uphold the laws and
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None of these 3. Perform the indicated operation: a) b) c) d) 4. Perform the indicated operation: a) b) c) d) 5. Perform the indicated operation: a) b) c) d) 6. Perform the indicated operation: a) b) c) d) 7. Simplify the expression. Use only positive exponents in your answer:
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PsychSim 5: HUNGER AND THE FATRAT Date: 1/27/15 This activity provides a simulated experiment on weight regulation in rats. The Hypothalamus • What are the two techniques used to study hypothalamic dysfunction? How do they differ? The two techniques used to study hypothalamic dysfunction are stimulation and destruction. To simulate the hypothalamus a small wire probe is inserted into the hypothalamus and a weak but constant current is passed through its insulated tip. Generally‚ simulation makes
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of this industry look like? Which company is best-positioned—Netflix or Blockbuster? Why? 4. What key factors will determine a company’s success in the movie rental industry in the next 3-5 years? 5. What is Netflix’s strategy? Which of the five generic competitive strategies discussed in Chapter 5 most closely fit the competitive approach that Netflix is taking? What type of competitive advantage is Netflix trying to achieve? 6. What does a SWOT analysis of Netflix reveal about the overall
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Centralia No 5 On March 25‚ 1947‚ the Centralia No. 5 coal mine exploded near the town of Centralia‚ Illinois‚ killing 111 people. The Mine Safety and Health Administration of the United States Department of Labor reported the explosion was caused when an under burdened shot or blown-out shot ignited coal dust. In this paper‚ I plan to discuss Driscoll Scanlan‚ who was the inspector for the district for the area. “Scanlan was a stubborn‚ righteous‚ zealous‚ man of fierce integrity” (Stillman
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that the sample mean number of spots on the two dice is less than 7.5. n = 100 µ = 7 µ[pic] = 7 σ = 2.41 σ[pic] = 2.41 /[pic] |X |2 |3 |4 |5 | |P(X=x) |0.3333 |0.3333 |0.3333 | 1.00 | |P.X |199.9800 |99.9900 |0.0000 | 299.97 | |P².X | 119‚988.00 | 29‚997
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clothing to accessories‚ including perfume. The Chanel No. 5 Juice “I want to give women…a scent that smells like a woman‚ not like a flower‚” Chanel said. In 1921‚ Coco commissioned Russian perfumer Ernest Beaux to create what would become the ultimate Chanel masterpiece and greatest classic perfume of all time—an abstract floral overdosed and overpowered with sparkling yet heavy synthetic chemicals called aldehydes. Chanel No. 5 was ahead of its time as a composition. It was impactful‚ long
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St. Francis College of Commerce January 23‚ 2012 COLLEGE OF COMMERCE Group 5 Saint Francis University Case Background St. Francis is a medium-size private university located in a major port city in the Visayas. It was one of the better private universities in the city and well known primarily for its engineering and science courses. The University had a total of
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