Purpose: To observe the characteristic colors produced when certain metallic ions are vaporized. Metallic Ion Color in Flame Na+ Light Orange K+ Pink / Orange Li Red Ca2+ Dark Orange Sr2+ Red Cu2 Green Co+2 Salmon Pink Ammonium Dichlorate Orange Sparks K2CR2O7 Orange Fe+1 No Reaction NaCl Orange Strantium Chloride Scarlet Red Ni+2 Dark Orange Copper Sulfate (solid) Green Fe+2
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Flame lab test Chemistry Introduction The lab test performed was to determine characteristic colors that were produced by specific metallic ions that are shown in a flame. This happens when an electron gains energy; the electron moves from an energy level that’s farthest away and to an empty orbital close to the nucleus with higher levels‚ so one of the electrons gives off energy. A flame test is a visual test where the energy is in the form of a color change and the change can
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read about the assassination of Abraham Lincoln. I found James L. Swanson’s book enjoyable because of its descriptive words‚ and the author’s deep knowledge and love for the subject. Another book by Mr. Swanson I find very good is “The President Has Been Shot.” Swanson writes about the gruesome events in Dallas on November 22‚ 1963. The book is thrilling‚ suspenseful and sometimes even a little bit ironic‚ as it tells two sides of the story. Peter Ackroyd’s
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statement. Many companies’ owners claimed that the success of business depend on its profitability. However‚ many multinational companies embed business ethic into their operations. The truth is a business that makes nothing but money is a poor kind of business‚ since it may lead to bad reputation of the company‚ violation of law and poor employee performance. Good reputation is vital for companies‚ since customers and investors ought to purchase goods and do business with well-known companies. Having
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Executive Summary: There has always been a need for forensic accounting to investigate fraudulent activities for accountants and law enforcement professionals. Although there are initiatives in accounting education which focuses on the importance of accounting instructions and these initiatives also teaches students on how to learn accounting education and emphasize continuous lifelong learning and out-come –based assessment. Forensic accounting is a complex whole of accounting‚ auditing‚ economics
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When we look back the history of many Asian countries‚ most of them once been controlled by western countries. Either good way or bad way when one country colonize another they influence the country in many ways. beside the negative influence‚ in my opinion i believe that colonization of western countries effect Asian countries in positive ways. Since western countries had more mechanical skills and economically they were more stabilized than many asian countries‚ therefore control of them allowed
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A generation of Suffolk Sporting talent inspired by Olympic flame The Suffolk Youth Games completed its inspirational journey from the millennium to the Olympics yesterday and bowed out in a blaze of glory as the Olympic Torch visited the closing ceremony. Around 800 young people representing Suffolk’s sporting future converged on Bury St Edmunds on Saturday 7th July for the thirteenth staging of the Redrow Homes Suffolk Youth Games. The event‚ organised by Suffolk Sport‚ the County Sports Partnership
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This summary has been prepared to explore the different costs and funding options within InterContinental Hotels group (IHG) recognising which of these help towards reducing said costs and controlling expenditure. Sixty years down the line and IHG are a fast growing business with over 60‚000rooms globally‚ spread across 180 hotels and 51 future developments (IHGplc 2014). “We’re also expanding our brands into new markets – and in 2013‚ we opened the first Hotel Indigo in Israel‚ Spain and Hong
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A Sport that has been played for decades. Football is among the greatest sports played in history. That’s why it’s called America’s game. However‚ in the past few years‚ the sport has become very dull and unentertaining. The NFL has implemented rules and regulations that have taken the excitement from the sport. Some changes that can counter that‚ and make things more interesting. Stop taking away celebrations out of the game‚ Add more contact (bring the sport back to a contact sport)‚ and stop calling
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Tea has been used as medicine for centuries. Now modern science is discovering what people in China and throughout the world have long known: tea is good for you. While green and black tea are very healthy‚ white tea is the least processed tea and has the highest antioxidant levels. It may be the supreme Drink of Health. White Tea Antioxidants Antioxidants are nutrients that protect the body from damage by free radicals. Free radicals are nasty things that go around wreaking havoc on your body
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