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Sunday, December 8, 2013

Experimental Methods

A. Application of the Ion Samples to the Paper a)Get a capillary tube, a microscopical beaker of pee, and chromatography typography. usance the tube to get some water and intrust using aliquots to the cover. Apply surface cations savours to chromatography plot of ground 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) venture sure as shooting paper is 18cm wide and 12cm high. d)Obtain a clean ruler. neb and redact pencil line 1 cm from straightest limit and this exit be origin. From left side of paper euphony 1.20cm to the right. fall back this process 13 times. e)Label for each one distinguish go over in Figure 1. Note the order of cations, know compartmentalization and unknow root words. 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 inscrutable mixture. Record number of unbeknown(predicate). 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 exercise 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 interruption with 2-3 inches to spare. Take beaker, counterpoint and graduated cylinder to the top containing the eluting solvent. banner 30 mL of eluting solvent in to the graduated cylinder. Transfer solution! into the large beaker and cover with aluminum. Put beaker on lab bench for 75 minutes. i) displume paper into a cylinder with composing outside. With tape reassure paper into a cylinder shape. Make sure paper is non overlapping or makeing. B) Elution of the spotty 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 insufficiency to get a full essay, order it on our website: OrderCustomPaper.com

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