The goal for our lab activity was to make a silver mirror by reducing silver ions with dextrose. The materials that we used were acetone‚ 5 mL of 1.5 M ammonium nitrate solution (NH4NO3)‚ 5 mL of 0.5 silver nitrate solution (AgNO3)‚ 10 mL of 5% dextrose solution (C6H12O6)‚ 10mL of 10% sodium hydroxide solution (NaOH)‚ a 50 mL beaker‚ a 250 mL Florence flask with a rubber stopper‚ a 10 mL graduated cylinder‚ a waste beaker‚ and distilled water. The first thing we did was rinsed the beaker‚ cylinder
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salt contains chlorine‚ a halide‚ which can be precipitated effectively using silver nitrate. The positive Silver ions in the Silver nitrate ions react with the chlorine in in this net ionic reaction: Ag+(aq) + Cl-(aq) = AgCl(aq) Silver Chloride is an extremely insoluble compound‚ as it has a Ksp constant of 1.6 * 10-10 which means the reverse reaction of the Silver Chloride dissolving
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oes it mean a life is being lived just because someone is actually alive? Amy Bloom‚ author of the story “Silver Water”‚ tells the story of a young woman who has gone “insane” named Rose and is told the from the point of view of her sister Violet. Bloom shows through Rose’s experiences that just because someone is alive does not always mean that person is actually living. Rose is not actually living life for the majority of the story and one scene shows this when her father speaks with her sister
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“The Golden Kite‚ The Silver Wind‚” by Ray Bradbury presents a surface story to its readers. Each town has a border which surrounds their town and is shaped in a certain way. The walls are used to see who is the most powerful and strongest. For example‚ a town called Kwan-Si has a wall shaped like a pig and another town has the shape of an orange. The Mandarin‚ an official in the Chinese Empire‚ says that the pig can devour the orange at any moment. This means that more people are going to show up
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that allowed them to work for Hughes. Together the team help him build his plane “Hughes H-1 Racer” also known as “The Silver Bullet.” On September 13‚ 1935 Hughes set the world’s record for flying land planes‚ at 352 mile per hour. Hughes was not a stranger to setting records. Another record was set by Hughes in 1937. He set a transcontinental record; making the world’s greatest long-distance speed flight from Los Angelas to Newark‚ New Jersey. It took him seven hours and twenty-eight minutes‚ an
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Analyzing Mental Disorders within Silver Linings Playbook Kathryn Granger Niagara College Abstract Mental health disorders for quite some time have appeared to be an underlying topic. It seems to be that only recently throughout society‚ mental health disorders has been a topic we are able to discuss and be forward about. One could say that some reasons for having this topic in the dark is because society associates mental disorders with being crazy or unstable‚ therefore those who do
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The No Silver Bullet: Essence and Accidents Software Engineering (1) is the author of a Ph.D. by Brooks on software engineering‚ its problems (essential and accidental)‚ and solutions to the problems. Brooks mentioned the causes of the software problems and the solutions’ attributes as silver bullets. Although there were many ideal solutions at the time the paper was published‚ he still felt that there would not have a perfect solution to be used in both side’s technology and management for passing
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1. A Long Long Sleep by Anna Sheehan 2. The book was first published in 2011 in the United States 3. Discussion of the plot a. The story takes place in the ComUnity 62 years after the main character is “stassed”. b. The protagonist of the story is Rose Fitzroy‚ who was awakened after 62 years in stass. c. Rose was the heir of the wealthiest family in the world. However‚ she was put in stass by her parents for 62 years until she was discovered. Desperate of losing her parents‚
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1- Synthesis of silver nanoparticles by Bacillus sp.: The microorganisms in the most contaminated toilet Sink were isolated by dilution technique. The dominant bacterial strains are identified as Bacillus sp.‚ on the basis of morphological and biochemical characteristics. Gram’s staining: Gram positive and rod shape. They were serially diluted and spread on nutrient agar plates. The starch has been hydrolyzed and a clear zone by the addition of iodine solution. Visual identification: When bacterial
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One of the aspects that makes my Silver Leadership Challenge unique is that I had two coaches. I started off my first coach April Marshall. We had three coaching sessions before I switched to my second coach‚ Ericka Gonzalez. Both coaches have proved invaluable to helping me discover my potential and guiding me during my leadership journey. One of the hardest experiences of my journey was switching coaches. Although I was making progress with April‚ I found April and I’s styles did not work well
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