Silver and Gold Penny Chemistry Trick

This simple chemistry trick changes a copper penny into a silver and gold penny. Learn about metals and alloys.

Pennies

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Chemistry Projects Archives - Page 4 of 11 - Science Notes and

Alchemist's gold experiment

Posted over on r/coins and not much response any one know

How to Make Gold Pennies!

780+ Gold And Silver Bullion And Coins Stock Photos, Pictures

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coworker found a silver penny : r/mildlyinteresting

About Chemistry

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