JayJay3781 JayJay3781

29-12-2021
Chemistry

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How many neutrons are in the radioactive isotope ? 40 19 21 20.

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chriseljoylagradafra chriseljoylagradafra

29-12-2021

Answer:

21 ..........................

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ericivangd ericivangd

30-07-2022

Answer:

21 neutrons

Explanation:

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