Problem How can you tell pigment separation by using Chromatography? Objective To prepare a chromatogram‚ separate pigments in a leaf and interpret the chromatogram. Hypothesis If I am to put a chromatography paper into a solvent‚ then it would separate the pigments depending on their Rf value. I think the pigments will separate in this order: Chlorophyll A‚ Chlorophyll B‚ Carotene‚ and Xanthophyll. Introduction Chlorophyll is the molecule that absorbs sunlight and uses its energy
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Lab #3: Ion Exchange Chromatography Objective The purpose of this experiment was to separate proteins on the basis of their net charge at a particular pH. In cation exchange chromatography positively charged molecules are attracted to a negatively charged column. Conversely‚ in anion exchange chromatography‚ negatively charged molecules are attracted to a positively charged column. Experimental results could be monitored in a predictable way by controlling running pH‚ salt concentration‚ and by
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their mouths and a happy‚ satisfied grin on their faces. The reason for conducting the research is to know how the colors of our favorite candy-coated sugary rewards came to be and that method of knowing is what we call “Candy Crhomatography”. Chromatography by definition according to Webster’s dictionary means “ a method for separating the constituents of a solution (gas or liquid) by exploiting the different bonding properties of different molecules”. In this case‚ the molecules being broken down
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Last Requests By Giles Smith Characterization: Who are the main characters and who are the subordinate characters? There’s only one main character‚ and that’s the narrator of the story‚ who I’ll refer to as ‘The Woman’. The rest are sub characters‚ the wardens‚ the prisoners‚ the husband and the sons. How are the characters characterized – age‚ look‚ characteristics‚ manner‚ opinions‚ how do people see the characters? The characters are all described by their actions‚ and the only one who
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Tascha DeVoll English 1302 Mr. Glaesemann 15 April 2014 Characterization: The Breakfast Club A professor named Peter Drucker stated‚ ‘’the most important thing in communication is hearing what isn’t said.’’ The quote basically means the ability to read the emotions and nonverbal communication of another person increases the understanding and elevates relationships. A prominent writer and producer named John Hughes directed a movie called The Breakfast Club where five students with nothing
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Information and Research 1. Chromatography is an analytical methor or technique that serves mainly as a tool for the examination‚ separating and identifying mixtures of chemical substances that are or can be coloured. 2.check the presence of any contamination in the manufactured compounds h as medicine‚ Contaminants in rainwater Analysis of narcotics Detection of substances in urine http://en.wikipedia.org/wiki/Paper_chromatography http://www.chemguide.co.uk/analysis/chromatography/paper.html http://chem
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Characterization in A Worn Path In Eudora Welty’s short story‚ A Worn Path‚ her use of characterization is one of indirectness. The reader never gets a vivid description of what Phoenix‚ the main character‚ looks like‚ nor does the reader receive the confirmation of her being a black woman. Throughout the story one is able to conclude that Phoenix is an old woman who cares a great amount for her sick you grandson. One can also infer that though most see her as old and fragile she sees herself
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Characterization of Lydia Bennet In Pride and Prejudice‚ the character of Lydia Bennet is characterized as someone who is immature‚ critical‚ and foolish. Lydia is a young‚ spoiled teenager who is accustomed to getting what she wants and is a favorite of Mrs. Bennet. Through over-indulgence on the part of her mother and neglect on the part of her father‚ she has been allowed to grow to be "vain‚ ignorant‚ idle and uncontrolled.” This characterization is revealed through both direct and indirect
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Characterization of Charlie Gordon from the short story: Flowers for Algernon Charlie Gordon has all his life been mental disabled‚ but for just as long time wanted to be a geni-ass. One day he is given that opportunity and he agrees to let the doctors operate his brain. Before the operation Charlie is a very friendly man‚ who only sees the good things in life and trusts everybody. His lack of intelligence makes it impossible for him to see that his best friends are in fact victimizing him. (Report
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Capote gets every side of the Clutter family murder. In Cold Blood was also the first of it’s kind‚ creating a new Genre. Capote has immense attention to detail which causes the reader to gain interest in the Clutter murder and murderers. His characterization is the key element in the book. The characters are divided into three groups: the Clutter Family‚ the killers‚ and the characters who were attached to the murder and victims. He begins by describing the woebegone town of
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