2CLabManual201303

5 ml 001 m trans coen2cl2cl 5 6 30 ml 001 m trans

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Unformatted text preview: corresponding concentration of the original complex. Store both test tubes in icewater bath. 69 Table I. Test Tube # 1 Contents 1.5 mL 0.05 M trans-[Co(en)2Cl2]Cl 2 3 4 3.0 mL 0.05 M trans-[Co(en)2Cl2]Cl 3.0 mL 0.05 M trans-[Co(en)2Cl2]Cl 1.5 mL 0.01 M trans-[Co(en)2Cl2]Cl 5 6 3.0 mL 0.01 M trans-[Co(en)2Cl2]Cl 3.0 mL 0.01 M trans-[Co(en)2Cl2]Cl Brief Procedure boil—turns red; + 1.5 mL 0.05 M trans[Co(en)2Cl2]Cl 3 mL grayish t1/2 comparison standard for 0.05 M runs 0.05 M run #1 0.05 M run #2 boil—turns red; + 1.5 mL 0.01 M trans3 mL grayish t1/2 [Co(en)2Cl2]Cl comparison standard for 0.01 M runs 0.01 M run #1 0.01 M run #2 6. You now should have six test tubes, each containing 3 mL of solution (see Table I). There are two sets of three tubes; the concentration in one set of solutions is about five times that of the other set. Two members of each set contain a green solution of essentially pure trans-[Co(en)2Cl2]Cl. The third tube of each set contains a grayishpink solution, half of which has been...
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This note was uploaded on 04/09/2013 for the course CHE CHE 2C taught by Professor Nasiri during the Spring '07 term at UC Davis.

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