3 years ago

Naturally occurring copper has two isotopes, 63cu and 65cu. what is different between atoms of these two isotopes?

1 answer:

5 0

The differences are the number of neutrons and the atomic mass.

Copper-63 has an atomic mass of 63 amu, and has 34 neutrons.
Copper-65 has an atomic mass of 65 amu, and has 36 neutrons.

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