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Chemistry Gold Penny Lab

Chemistry Gold Penny Lab

Experiment 5 Gold Penny Lab Forming Brass from Zinc and Copper Objective The objective of this lab is to use a post-1983 penny to produce a thin layer brass alloy and a pre-1983 penny to make a bronze alloy. Scientific Principles In order to save expensive copper penny coins starting in 1983 were made of zinc with a thin layer of copper plated on the surface.

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