Candies 0.1% Salt Solution 28.88mm 42mm 0.69 2 Yellow Reese’s Pieces 0.1% Salt Solution 16.95mm 32mm 0.53 3 Purple Grape Soda 0.1% Salt Solution 32.15mm 51mm 0.63 4 Purple Grape Koolaid 0.1% Salt Solution 12.12mm 31mm 0.39 5 Red Easter Egg Dye 0.1% Salt Solution 1.18mm 7mm 0.17 6 Red Dry Erase Marker 0.1% Salt Solution 0.15mm 3mm 0.05 7 Red Felt tip pens 0.1% Salt Solution 9.6mm 24mm 0.40 8 Red Koolaid 0.1% Salt Solution 15.77mm 22mm 0.72 9 Blue Fountain Pen 0.1% Salt Solution
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description of how two dyes are separated when a solution of the dyes is passed through a column of powdered silica contained in a vertical glass tube‚ it’s a method used to separate solids or liquids. At the first the two dyes are adsorbed at the top of the column‚ giving this region a nearly dark blue color. However‚ when the flow of solution is discontinued and pure solvent is allowed to flow through the column‚ the process known as development occurs. The greenish dye is held tenaciously at
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com/Volume-2/Rope.html (June 29‚ 2011 9:46 pm) http://www.britannica.com/EBchecked/topic/509538/rope/6244/Manufacturing-process (June 29‚ 2011 9:58pm) http://en.wikipedia.org/wiki/Water_hyacinth (August 4‚ 2011 3:38pm) (http://en.wikipedia.org/wiki/Dye) (August 4‚ 2011 3:45pm) (http://en.wikipedia.org/wiki/Synthetic_fiber) (August 4‚ 2011 3:50pm) (http://en.wikipedia.org/wiki/Fiber) (August 4‚ 2011 3:52pm) (http://en.wikipedia.org/wiki/Rope#Usage) (August 4‚ 2011 3:55pm) (http://en.wikipedia
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CHEM%2315%Fall%2014% Creating useful and beautiful molecules using synthetic organic chemistry – Synthesis of Aspirin and Indigo INTRODUCTION Aspirin Salicylic acid occurs naturally in the bark of willow trees. Prior to the 1800’s‚ willow bark was often brewed into a tea‚ or chewed to relieve pain. While the salicylic acid is effective at reducing pain it was found to irritate the lining of the stomach. It was mostly by chance that on August 10‚ 1897 Felix Hoffmann‚ a German chemist who obtained
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Ned carried the two rocks that made the fire for Jane and Ned. Ned then moves away and writes Jane‚ but the letter doesn’t reach Jane for a whole year. Albert Clevoue shot Ned in both. Joe had to pay colonel Dye for getting him out of trouble with the Ku Klux Klan. Colonel Dye was selfish and asked for money as "interest"‚ most find him just greedy. Once Jane and Joe moved away‚ Jane had a couple of dreams that Joe would be killed by some horse‚ so she went to a hoo-doo. Sure enough
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Spencer Purpose The purpose of this experiment was to construct a Beer’s Law Plot‚ determine the concentration of a sample using the Beer’s law plot‚ and to determine the concentration of Blue Dye #1 in a commercial product using visual Colorimetry. Procedure This lab consisted of calculating %T of given data and constructing a Beer’s Law plow. Secondly‚
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everything on our list‚ then realized that once people find out about the murder‚ our pictures will be put in newspapers everywhere. I grabbed some hair dye and some scissors even though it was expensive‚ paid for the supplies‚ and walked out of the store. I got back and told Johnny that we had to dye his hair but he thought i should dye mine. We argued for about 15 minutes and little did we know that 3 older teenage girls heard us and reported that they heard sounds from inside the building
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A CT angiogram is a procedure to look at the blood vessels in various areas of the body. For this procedure‚ a large X-ray machine‚ called a CT scanner‚ takes detailed pictures of blood vessels that have been injected with a dye (contrast material).A CT angiogram allows your health care provider to see how well blood is flowing to the area of the body that is being checked. The health care provider will be able to see if there are any problems‚ such as a blockage.Tell a health care provider about:Any
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using a pH paper‚ indicator dyes and a pH meter‚ several tests will be conducted to check which one will result in a precise pH level reading. Materials and Methods Ph Paper. Get 5 beakers and label them A through E. Fill the beakers with 20 to 25 milliliters of the appropriate solutions and then cut a piece of pH paper at least one inch in length. Dip the pH paper into the solution and color coordinate with the pH chart it provides. Using indicator dyes. Get 2 sets of test tubes
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gathered from the chromatograms to support their conclusions about which suspects can be excluded from suspicion based on evidence. • Understand that the separation of dye molecules in chromatography is a physical property of the dye and movement of the dye is unique for each different dye molecule. • Defend their conclusions about the dyes based on the evidence that they gathered. TIME ESTIMATE: Prep: 60 minutes (cutting paper stripes and marking the crime scene strips takes a lot of time.) Activity:
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