CHEM 3125 Experiment 4: Multistep synthesis of tetraphenylcyclopentadienone Overall Synthesis: CHEMICALS: wk 1: thiamine hydrochloride (1 g/student)‚ 95% ethanol (8 mls/ student)‚ 2M NaOH (5 mls/student)‚ benzaldehyde (4 mls/student) wk 2: 95% ethanol (30 mls/student) wk 3: acetic acid (6 mls/student)‚ ammonium nitrate (1 g/student)‚ 0.1g/ml cupric acetate (1.5 mls/student)‚ dichloromethane (6 mls/ student)‚ 30% acetone in heptanes (3 mls/student)‚ 95% ethanol (20 mls/student) wk 4:
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Introduction Geographic profiling is an investigative process rooted in Environmental Criminology (Brantingham & Brantingham 1981) and is a tool used by international police forces‚ whom use the crime scene locations of a linked series of offences to examine the likelihood of the geographical area the offender most likely works or lives in – known as their anchor point- (Rossmo‚ 2000a) in order to narrow down the area in which the police will focus their investigation to identify a suspect. This
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Synthesis Paper Dawn I Gaunt Introduction to Graduate Studies 5093 3 October 2014 Social and natural sciences differ dramatically‚ but they both play very important roles. Social sciences are concentrated on the human response to the environments that we ourselves have created and the natural environment. Social science experiments‚ which are documented by human observation‚ provide no absolutes due to their methods of data collection and analysis. The observations‚ the sample groups‚ and
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2013) Protease inhibitors can be used in medicine to treat different diseases and viruses which depend on protease for its mechanism of action. Protease inhibitors are most commonly used in the treatment of HIV/AIDS. Protease is responsible for the synthesis of new viral cells which would cause HIV to spread to uninfected cells. When the protease is introduced however‚ non-infectious vial particles are produced. The protease involved in HIV is called the HIV protease which is an aspartic protease (San
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Thesis: Racism continues to be a prevailing negative theme (despite some radical claims of extinction ) that has evolved to be nurtured by America’s society through media‚ parents and schools‚ and technology. On a trip to the north in 1947 Mary Sive learned the meaning of segregation and racism when she realized that the point of it all was to loom over every aspect of life and make everything more difficult for a colored person no matter how trivially small the matter was. A little over fifty years
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Racial Segregation Introduction The great nation of America is one of the most racially diverse countries in the world today. Practically all races in America can trace their roots from different parts of the country. From the African-American to the Korean- Americans‚ and the Hispanic to the Irish people‚ all these represent the different faces of American people. However‚ the co-existence of these different races has not been smooth sailing. They have experienced racial discrimination‚ mostly
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Legal Studies Essay DNA Profiling Breakthroughs in DNA testing have brought success to what would have otherwise been unsolved cases. DNA profiling is a technique used by many scientists and police to match DNA samples found at the scene of a crime with their respective counterparts generally found on their database. DNA profiling has helped match blood and semen samples found at the scene of a crime to the perpetrator‚ managing to sometimes solve cold cases that have been closed for decades
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A paperless society? Not so fast. By Nicholas A. Basbanes December 8‚ 2013 Predictions of a paperless society have been bandied about for close to half a century‚ driven by an unbridled faith that technology would eliminate the need for something as old-fashioned as record-keeping on pulverized cellulose. There is no denying‚ of course‚ that seismic changes have taken place or that they are everywhere apparent. Technological changes have certainly taken a toll on the pulp and paper industries
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Synthesis Assertion Short Write - Individualism It may seem that the ultimate function of individualism is to emphasize the moral self worth of the individual rather than the needs of today’s society. The mindset behind this notion‚ though hotly debated‚ is that it encourages ordinary people to unfold their inner potential. In a perfect world this sounds phenomenal; however‚ it is not reality. People get hung up into their own beliefs that they may show opposition to ideas that they may be exposed
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Research Synthesis On Friday‚ January 11th‚ students from the Waukee metro mourned the loss of their fellow classmate Drew Lieneman‚ 18‚ after he took his own life. Although Drew was the captain of the football team‚ a respected leader at Waukee high school‚ and a friend to many‚ he suffered from a burden of “loneliness” and “isolation” according to an interview with his parents on the Channel 13 News. Drew was not the only teen to take his own life during this 2015-2016 school year. Luke Anderson
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