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Essay's paper body

The reddish brown precipitate was transferred to the pre-weighted porcelain dish and washed with 5 mL of distilled water and 3 mL of acetone. The supernatant liquid was decanted and the product was dried on a hot plate for 2-3 minutes and massed.

Data and Results:

Initial mass of copper wire 0.098 grams

Mass of zinc 0...

The sample is a dark reddish brown, like an old copper penny and is in small fairly uniform grains.

Discussion:

The percent yield of copper was 84%. Areas in which copper could have been lost were during the decanting process, and if any was spilled all may not have been recovered. Also, all of the copper may not have reacted and therefore was discarded with the other waste...

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