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The results show that the lead and copper combination produced the highest voltage.

Metals used in Galvanic cell Lead - Copper Copper - Zinc Zinc - Lead
Measured voltage (V) 0.473 0.097 0.049

Use the graph below to plot the results in the above table.

galvanic cells science fair project

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Complexity level:
Project cost ($):
Time required:
1 hour to prepare, 1 hour for science fair project
Material availability:
Laboratory access and equipment required
Safety concerns:

Always handle chemicals with care. Safety gear (goggles, lab coats and gloves) should be worn when handling chemicals.