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Biology, 15.01.2020 06:31 charisaramsey

4. an atom of potassium-39
a cannot have any other isotopes.
contains 39 electrons.
© contains a total of 39 neutrons and
protons.
0 has an atomic number of 39.

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4. an atom of potassium-39
a cannot have any other isotopes.
contains 39 electrons.

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