Learning Activity 1 Preparation of Acetanilide Abstract Recrystallization is a common method of purifying organic substances through the difference in solubility at different temperature. In this experiment‚ acetanilide was produced by acetylation of aniline with acetic anhydride. The crude acetanilide was dissolved in a solvent in a heating water bath. The solution was cooled slowly in an ice bath as crystals form out. As the compound crystallizes from the solution‚ molecules of other compounds
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The purpose of this report is to explain the process and steps used to identify a certain microorganism referred to as the unknown. Materials and Methods A test tube with an unknown microorganism will be retrieved. Once the test tube is retrieved‚ a steak for isolation will be completed in order to produce isolated colonies of the organism on an agar plate. The unknown test tube with the bacteria is flame sterilized using a Bunsen burner. Once the bacterium test tube has been flame sterilized
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How is the Australian Unknown Soldier significant? What makes him significant? The Unknown Soldier represents a part of Australia’s history and also represents the ANZAC soldiers that fought in World War One. He holds all the values and qualities that the ANZACs were said to evident in their everyday lifestyle. He is an iconic symbol for Australia and its military history as well a representative of commemorating the sacrifices the soldiers made for their country. The ANZAC legend was written
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JOB INTERVIEW PREPARATION Preparing for Your Interview Review all of the information you have about the position. If you are working with a headhunter or recruiter‚ ask all the questions you want before you arrive. Learn all you can about potential employer.  Get a copy of the company’s annual report and read it.  Visit the company’s web-site on your PC or at your public library. This will be your most up to date view of the company.  Be prepared to discuss the company’s
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Traditional Analysis of Unknown Colony Morphology Color- light yellow pigmentation Form- circular Elevation- convex Margin- entire [staphylococci] DNase Test This test is used to detect if the bacteria contains any deoxyribonuclease activity. Because no color change was observed from blue to clear my unknown bacteria displayed a negative result. Blood agar plate This test is used to detect the hemolytic activity in the bacteria. A darkish green color on the media around the
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Tiffany Ward Scheme For Unknown 2A/B Possible Ions: Cations: Na+‚ K+‚ NH4+ Anions: OH-‚ Cl-‚ NO3-‚ SO42-‚ HSO4- 1.Describe Sample Phase‚ color‚ odor‚ crystal shape‚ amorphous‚ gel-like‚ needle-like‚ powdery‚ etc. 2.Tests on original sample (i) Flame test bright orange Na+ purple K+ no color NH4+ (ii) NH4+ test Place a small portion of original unknown sample in a test tube or spot plate‚ then add a few drops of 1M NaOH solution. At the same time suspend a piece of red
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"The Unknown Citizen" is an occasional poem. That is to say‚ it is a poem written to mark a specific occasion or event. The occasion is indicated in the lines contained in parenthesis that precede the body of the poem. As these lines indicate‚ the poem is a written monument that functions like a cenotaph: it commemorates a fallen man whose identity is unknown. However‚ unlike the soldier who falls in a battle of war‚ the battle this individual appears to be unwittingly a part of is a social battle
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summary: 1. Demand of Fatty Alcohol 2. Exporter and market 3. Where is the opportunity 4. Process Description ( Briefly touch) 5. Economical Feasibility Study 6. Environment‚ People‚ Surrounding‚ Reputation Oleochemicals is the trend! (replacement of petrochemicals) Recently‚ due to the relentlessly climbing price of crude oil prices‚ the major oleochemical producers from natural resources had been enjoying the recent onward surge in global natural fatty alcohol demand. Foresee the crude oil
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Educational Preparation Grand Canyon University Professional Dynamics NRS-430V-0102 Educational Preparation Life is the largest ongoing educational facility in the world‚ and attendance is mandatory for all living breathing individuals. Nothing prepares an individual for life or its many lessons‚ as the old saying goes‚ “You live and you learn.” While we are all students daily in life’s university‚ we have many areas of individuality to grow‚ achieve‚ and seek knowledge. One aspect of individuality
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<center><b>The Unknown Citizen Is Me</b></center> <br> <br>"The Unknown Citizen"‚ a poem written by W.H. Auden‚ reflects a period of vast change in America’s history‚ making "The Unknown Citizen" an example of the government’s view of the perfect modern man in an overrated‚ unrealistic society. <br> <br>During the time period that this poem was written‚ in the late 1930’s‚ The United States was going through tremendous social‚ political and economic change. Following the passing of Black Monday
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