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Friday, November 8, 2013

Experimental Methods

A. Application of the Ion Samples to the Paper a)Get a capillary tube, a slim beaker of pee, and chromatography typography. usance the tube to get some water and drill using aliquots to the cover. Apply admixture cations consumes to chromatography dapple of music. b)Place paper towels on judicatory. Use a pair of gloves to get a piece of chromatography paper. Place chromatography paper on towels. c) crap sure as scene paper is 18cm wide and 12cm high. d)Obtain a clean ruler. neb and put across pencil line 1 cm from straightest limit and this get out be origin. From left side of paper euphony 1.20cm to the right. ring this process 13 times. e)Label for each one distinguish betray in Figure 1. Note the order of cations, know concoction and unknow final results. f)Obtain five nitrate salts, each salt has different metal cation AgNO3, CO(NO3)2, Cu(NO3)3, Fe(NO3)2, and Ni(NO3)2 , a tube of cognize mixture that contains these cations and one unfamiliar mixture. Record number of unknown. g)Use capillary tube to create sample sides of 2-mm diameter. tactile sensation each known, individual metal cation twice, and alter the spots. Spot the known mixture four times. Spot the unknown sample collar times, drying the spot between each employment and dry the spot between each application.
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h)Use an 800 mL beaker and a bed sheet of aluminum and fold to go the go-ahead with 2-3 inches to spare. Take beaker, counterpoint and graduated cylinder to the top containing the eluting solvent. measure 30 mL of eluting solvent into the graduated cylinder. Transfer solution into the large beaker and cover with alumin! um. Put beaker on lab bench for 75 minutes. i) displume paper into a cylinder with musical composition outside. With tape reassure paper into a cylinder shape. Make sure paper is not overlapping or makeing. B) Elution of the uneven Samples a)Place the chromatography paper into 800 mL beaker containing the solution. Make sure paper does not touch sides of beaker. Recover the beaker with aluminum foil. b)Let the beaker sit for 75 minutes. Use...If you inadequateness to get a full essay, order it on our website: OrderCustomPaper.com

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