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26 February, 04:12

A sample of matter must be Copper if: A. the sample melts at 1768 K B. atoms in the sample react with oxygen C. each atom in the sample has 29 protons D. the sample can conduct electricity

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  1. 26 February, 05:11
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    the answer is c.

    Explanation:

    the total amount of protons in copper is 29. as a result the final answer should be a sample of matter must be copper if it has 29 protons.
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