stevepaulin stevepaulin
  • 10-10-2017
  • Chemistry
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Why the atomic mass of the copper is not exactly equal to 64

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ltxtreme1
ltxtreme1 ltxtreme1
  • 10-10-2017
Because Copper has isotopes. All Coper atoms have the same number of protons, but not all of them have the same number of neutrons. The ones with different numbers of neutrons are  also known as isotopes
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