chunndar000
Answered

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pls help!!! How can you prove the pennies are made of different material aside from cutting them in half?

Sagot :

ushno15

Answer:

Most of our coins are metal sandwiches. The outside layers are three-quarters copper and one-quarter nickel, and the "filling" is solid copper. Pennies are made of zinc coated with copper. Only nickels are one solid material—that same 75% copper/25% nickel alloy

Explanation:

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