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Unformatted text preview: 5) Obtain 1-2 mL of nitric acid in a small test tube. 6) Slowly add the nitric acid to the copper using a pipette. 7) Using a Bunsen burner, place the test tube over a cool flame. 8) Heat slowly for 2-3 minutes. 9) Record all reactions that occur during compound mix. 10)Obtain 1-2 mL of sodium hydroxide in a small test tube. 11)Add this to the previous compound using pipette. 12)Place mixture over cool flame for 2-3 minutes. 13)Obtain 1-2 mL of sulfuric acid and pour into compound carefully. 14)Place mixture over cool flame for 2-3 minutes. 15)Obtain a pinch of zinc in a small test tube. 16)Add to previous mixture. 17)Place over cool flame for 2-3 minutes. 18)Use vacuum filtration to isolate copper. 19)While mixture is still in Buchner funnel, wash the copper with 3-5 mL of acetone and draw air through filter for about 2 minutes. 20)Empty copper product onto weighing paper and record mass. 3. Copper Cycle...
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This note was uploaded on 04/07/2008 for the course CHEM 120 taught by Professor Nyssen during the Spring '07 term at University of Tennessee.
- Spring '07