Question

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

Answer 1

the answer is c.

Step-by-step 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.