Identifying Trace Evidence Forensic Chemistry and Trace Evidence Analysis CJ 385 Professor Luckas July 15‚ 2012 Question 1 In order to identify that a white powder might contain cocaine‚ a forensic drug chemist can conduct a number of tests. The tests in order to identify cocaine are conducted based on the physical and chemical properties of cocaine. The physical and chemical properties of a substance make it unique‚ thus identifiable and distinguishable from other physical evidences
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How did you interpret the problem? The way I interpreted this problem was it being hard‚ but with using problem representation‚ and just a little thought it was easy. I reviewed the problem and automatically understood that the three animals shouldn’t be together because they do not get along. The dog will fight the cat‚ the cat will eat the mouse‚ and the only animals that would get along together in this situation was the mouse and dog. This problem was a mind problem you just had to put a little
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successful was Lenin (1917-1924) in solving the problems he faced? With the October revolution in 1917‚ Lenin managed to execute a successful coup d’état against the provisional government of Russia and with the death of the constituent assembly early 1918; Lenin and his Bolsheviks had finally control over Russia. However this was just the beginning of various problems he would be facing. This raised the debate on whether Lenin could deal with these problems or not. Many of the quarrels originated
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Jessica Beckman Bio 351 - General Microbiology Concordia University‚ Irvine February 24‚ 2012 Identifying Salmonella choleraesuis using Several Microbiology Lab Techniques The purpose of this study was to determine what an unknown bacteria was using several different microbiology lab techniques including an API test‚ an oxidase test‚ a gram stain‚ a hanging drop slide‚ and morphology identification. The unknown bacterium‚ which was contaminated with Serratia marcescens‚ was isolated by
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Identifying Ionic Compounds Written by Ashleigh Lara. In our experiment we were given 5 different cations who’s mixture of anions ranged from five to three different solutions. At every single station we were given the following materials a spot plate‚ a dropper‚ and the chemicals used to mix with our main substance. Each substance received 3 drops of the different chemicals which were able to give us an observation of what the compound was made into. Many of our experiments color‚ texture and solubility
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Identifying a Bone Deformity Identifying a bone deformity is fairly easy if the bone is twisted or curved significantly enough that anyone could visually look at it and see that something is definitely wrong. However‚ sometimes‚ the deformities are less noticeable. In these cases‚ a doctor must do a thorough examination of the limb that is being disfigured. Measurements are taken to compare it with the other matching limb. X-rays and bone density analysis tests are sometimes also needed too. Causes
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Identifying Signs of Abuse‚ Drug Use‚ and Suicidal Tendencies in Students As an educator‚ one of my responsibilities will not only be to educate my students‚ but also look out for the well-being of my children as well. Unfortunately‚ in today’s society‚ there are children and adolescents abused‚ abusing drugs‚ or even has suicidal tendencies. As a teacher‚ it will be important to be aware of the signs to signify that my students are potentially being abused‚ using drugs‚ or having suicidal tendencies
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Identifying Theme: In class‚ we learned different clues for determining the theme‚ or biggest main message‚ of a fictional story. Use your guided notes with these clues to identify the theme of this story you may know – Cinderella. This is part of the original version of the story written by the Brothers Grimm. The wife of a rich man fell sick‚ and as she felt that her end was drawing near‚ she called her only daughter to her bedside and said‚ "Dear child‚ be good and pious‚ and then the good
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Identifying Organic Compounds 2. Purpose/Problem: I am doing this experiment to find out what kind of organic compounds are in test tubes A‚ B‚ C and D. I am curious to know if substance D was the lipid because it seemed thin and had a slightly yellow tint of color to it. 3. Research: In my research I was informed about facts and appearances of lipids. First of all lipids are non-polar compounds‚ thus they won’t dissolve in water. This is also known as being hydrophobic. They are made with one
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Challenges of Identifying Mental Illness Trevor Endre Dr. Jack Colyar Argosy University November 2‚ 2016 It is very difficult for one to simply diagnose someone of a mental illness‚ today I am going to cover some of the ways that the professionals use to diagnose a patient with an illness. I will also be covering the reason it is so difficult to determine normal behavior and abnormal behavior. According to the American Psychological Association‚ “Diagnosing mental illness isn’t like
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