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Unformatted text preview: sides of the beaker. This excess precipitate was not properly stirred in the solution and some of it was not included when the beaker was transferred into another beaker. Also, even after the copper was dried it was not enough time for the copper to be completely dried which meant it was a little damp. There was no way to correct this source of error unless the copper was left to dry over night. Another source of error could have been that when filtering the copper through filter paper, some of the copper seeped through the paper. It wasn’t determined as to how this happened because the filter paper was put together following proper instructions. Somehow the filter paper must have torn. Overall the experiment was generally successful and the copper was recovered, however, it was in excess....
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This note was uploaded on 12/04/2010 for the course CHEMISTRY 120 taught by Professor Bissonnette during the Spring '10 term at Waterloo.
- Spring '10