research in choice overload and paralysis of the mind. The central aim was to assess if people in limited choice groups were more motivated to win‚ found it less difficult to choose and were more satisfied with their choice. Due to past research‚ results should indicate an evident slant for the limited choice group being more satisfied and finding it less difficult to choose. The study recruited HPS121 students to participate in a limited and extensive choice experiment in context to hotels. There
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etiological factors of periapical diseases and pulpal necrosis (3‚4‚5). Microbial reduction obtained by mechanical instrumentation‚ irrigation‚ using intracanal medicaments and adequate filling of root canal (6). Failure of the root canal treatment is the result of persisting microorgansims in the root canal system even in well-treated teeth due to anatomical complexities such as; apical ramifications‚ dentinal tubules‚ lateral canals which cannot be cleaned with chemomechanical procedures (7‚8). Thus‚ the
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Oscillators & Oscilloscope Morgan Dennis @02514008 Partners: Brittany Smith‚ Michelle Trang‚ James Anderson‚ Madison Shaw OBJECTIVE: We are going to study the features and operation of the oscilloscope. We will use the instrument to measure the frequency and amplitude for various sources. Ultimately‚ the oscilloscope will display the Lissajous figures. APPARATUS: The major apparatus used include; Oscilloscope‚ two audio oscillators‚ battery and connectors. THEORY: The oscilloscope
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Job Safety Analysis or Job Hazard Analysis All employers have duty of care to individuals‚ staff‚ contractors or third parties in the workplace. It is also a legal requirement that organizations should document any health and safety risks that have been identified in the workplace. Equally‚ it is necessary to record the actions taken to reduce those risks What is a Job Safety Analysis or Job Hazard Analysis? One way to increase the knowledge of hazards in the workplace is to conduct
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place both tubes in the 40 degrees celsius water bath and leave them for 10 minutes. After the 10 minutes are up‚ place the glucose strip in each tube and let the strips sit for 30 seconds. Then compare to the charts provided. Results In 7.3 after 10 minutes‚ the results came to be 500 mg/dL of glucose in the lactose tube and 1000
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3=3.7 mL Uncertainty: (Uncertainty of the previous volume + uncertainty of volume after titration) = (0.05+0.05) =0.1mL Calculating the rest of the titres in a similar fashion (previous volume-volume after titration) the following table of results is obtained: Table 3: Table of the volume of 0.201moldm-3 sodium hydroxide (NaOH) used to titrate 25mL (±0.03mL) of unknown acid X in mL
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Meal Worm Cellular Respiration Experiment Introduction Cellular respiration provides energy to all living organisms by collecting energy from food molecules. The cell then rearranges complex molecules to simpler molecules and uses that energy to make a molecule that stores energy called adenosine triphosphate also known as ATP. Cellular respiration can occur with or without oxygen. When it occurs without oxygen‚ it is called anaerobic respiration. There are very few organisms that can get
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Potato Osmosis Biology SL - ATh INVESTIGATION “Potato Osmosis” INTRODUCTION Osmosis is a process that occurs at a cellular level that entails the spontaneous net movement of water through a semi-permeable membrane from a region of low solute concentration to an area of high solute concentration in order to equalize the level of water in each region. Involved in this process are hypotonic‚ hypertonic and isotonic solutions. A hypotonic solution is one with a lower osmotic pressure‚ indicating
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epithelial tissue. Compare what is seen in the microscope with the example given in the packet. While observing each slides prepare a labeled sketch of a representative portion of the tissue seen in the microscope and label each part of the cell seen. Results: Discussion: The first tissue studied was the simple squamous epithelium‚ which looked like just a box with small dots some larger than others. The larger ones were much darker than the smaller ones. With the squamous epithelium sample couldn’t
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TABLE OF CONTENT NO. | CONTENT | PAGE | 1. | Title | 2 | 2. | Theory | 2 | 3. | Introduction | 2 | 4. | Objective | 3 | 5. | Apparatus | 3 | 6. | Procedure | 4 | 7. | Result | 6 | 8. | Calculation | 10 | 9. | Discussion | 13 | 10. | Conclusion | 14 | 11. | References | 14 | TITLE: H1 – Osborne Reynolds Demonstration INTRODUCTION: Osborne Reynold’s Demonstration has been designed for students experiment on the laminar‚ transition and turbulent flow. It consists of a transparent
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