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Kipish [7]
2 years ago
13

Copper has an atomic number of 29.

Chemistry
2 answers:
yulyashka [42]2 years ago
8 0

Yeah basically, you just have to multiply the protons (29) and the number of atoms of copper (3) together. So, 29 times 3 is equal to 87.

rusak2 [61]2 years ago
6 0

the awnser is 87 hope this helped


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