Page 4 of 10 - About 92 Essays
  • What Is Nuclear Fission

    Fritz wrote to her about an experiment they had recently performed back in Nazi Germany. The experiment consisted of bombarding uranium with neutrons and the result showed that the element was not what they expected. The results showed the element of barium instead of radium. Lise Meitner called this experiment an example of nuclear fission. Many people during this time thought this was amazing feat and beyond belief. When the uranium was bombarded with neutrons the neutrons collided with the…

    Words: 438 - Pages: 2
  • Gunpowder Used In Law Enforcement

    from different metals and materials. These materials are also known as metal salts. They use different metal composites to make different colors. You would use the material sodium to give it a very distinct yellow and orange, the materials copper and barium give you both green and blue colors, and the materials calcium and strontium. The chemical energy locked inside the firework is converted into four other kinds of energy. Heat, light, sound, and the kinetic energy of movement.…

    Words: 357 - Pages: 2
  • Hirschsprung's Disease Research Paper

    questions about your child's bowel movements. He or she might recommend one or more of the following tests to diagnose or rule out Hirschsprung's disease: Abdominal X-ray using a contrast dye. Barium or another contrast dye is placed into the bowel through a special tube inserted in the rectum. The barium fills and coats the lining of the bowel, creating a clear silhouette of the colon and…

    Words: 1057 - Pages: 5
  • Baccl2 Test Lab Report

    This is a test to see if SO4 is present in the solution. If the mixture has a white precipitate of Barium Sulfate, then the solution has a sulphate ion present (4). Taking one of the remaining test tubes, add 0.1 mL of BaCl2 into the solution and mix well. HCl Test Fig 5. If HCl is present in the solution, bubbling and a strong smell of ammonium…

    Words: 2265 - Pages: 9
  • 19th Century Air Pollution

    For the past nineteen years air pollution has played a significant role in today's society. Before the nineteenth century factories was the center point of air pollution. Along with factories many years, chemtrails in our earthly sky have taken the position of factories. Both chemtrails and factories are known to pollute the air and cause multiple damages to the world. Not only does it cause damages they both play a role in harming many lives without seeing visible and theoretical evidence.…

    Words: 466 - Pages: 2
  • Flame Test Lab Conclusion

    Which metals produce similar flame colors (according to your naked eye)? NaCl and NaNo3 both turned the color orange. 2. What metal ions are in the unknown solutions A and B from the barrels on the vacant lot? Clearly, and in detail, explain your reasoning. The metal ions BsCl and LiCl are in the unknown solutions A and B from the barrels on the vacant lot. 3. A student performed flame tests on several unknown substances and observed that all of the flame colors were shades of red.…

    Words: 1167 - Pages: 5
  • Carbodimide Chemistry Analysis

    The optimized PF0 encapsulated hybrid NCs formulation was achieved by a two-step process (Fig 1) using nanoprecipitation and subsequently coating with chitosan. In Step-I, the nanoprecipitation technique was used to prepare PF0 loaded BSA NCs (PF0-ANC). In this nanoprecipitation technique, acetone was used as a desolvent [40]. Varying concentrations of PF0 solutions (125µM - 375µM) and BSA solution (156.25µM – 468.75µM) (Table 1) were mixed in a glass vial. The PF0 BSA solution was then added…

    Words: 2193 - Pages: 9
  • Essay On Irritable Bowel Syndrome

    Irritable bowel is hard to manage, but is a big problem for some individuals. But is it true that irritable bowel is hard to manage? Are there easier ways to manage it? Although irritable bowel can be easy for some, it’s hard for others who have more severe cases of the syndrome. Thesis: I'm supposed to write an essay about how irritable bowel is hard to manage but that isn't always true, personally I have irritable bowel and it can be easier some days rather than others. what is IBS? Many…

    Words: 1454 - Pages: 6
  • Rehabilitation Clinical Observation Paper

    Rehabilitation Clinical Observation According to Hinkle and Cheever (2014), rehabilitation is a goal- oriented process that enables people with acute or chronic disorders, including those with physical, mental, or emotional disabilities or impairments, activity limitations and participation restrictions. (p.153) Early, intensive therapies are required for the patient to achieve optimal recovery. Majority of the clients attending a rehabilitation facility are those with stroke, brain injury,…

    Words: 1519 - Pages: 7
  • Personal Narrative: A Career In Radiology

    Radiology Tech Admissions Essay When I was seventeen years old, I took a professional medical careers course at New Market Skills Center in Washington to make up for some credits that I had missed for maternity absence. I continued the program my senior year. We prepared for the Certified Nursing Assistant exam and had clinical rotation for two weeks at Panorama City, a nursing home. Through my clinical experience, I learned that being able to empathize with your patient is very important in the…

    Words: 531 - Pages: 3
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