Gold penny lab

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A chemistry lab in which you change a copper penny into a gold penny or do you?
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You could place the zinc coated penny back on the hotplate. Will work the same way! I dont use the bunsen burner myself. Great video though!

Chrisgalin
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you got really beefy white hairy arms
(its a compliment😉😉)

jesuseramirez
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Please Tell Me About Red Copper 8 Sulfide.???

sidhudhawan