Tuesday, July 16, 2013

Lab Questions

Questions:

1. Magnesium reacted the most with the solutions.
2. Copper is the least reactive.
3. Silver nitrate would most likely react with magnesium since it is the most reactive metal.
4. Magnisium, Zinc, Copper.
5. Because copper is less reactive with human skin.
6.
a. Zinc and Copper because they are the two least reactive metals out of the three.
b. Its not used on the outside serface of a penny because it is the most reactive and sometimes young children will put the penny in their mouth which can cause many issues.
7.
a. Magnesium because it can be found in acid rains and lakes.
b. Copper wouldn't create a reaction so, therefore, that would not be found.
8.
a. Yes.
b. You would be able to because if it reacted with one you would be able to estimate what the other reactions would be.

aggregated class data
 One group wasn't very observant, which caused a malfunction in their results as shown on the chart.
indavidual group data

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