davidswafforddd3074 davidswafforddd3074

17-05-2018
Chemistry

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If an isotope decays by the process of beta emission, ___.

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eliseolikespie eliseolikespie

23-05-2018

1. Decreases by 4. (B)
2. The atomic number changes. (B)
3. 56/26 Fe. (C)
4. Potassium-40;t1/2=25 days. (B)
5. Takes place in the upper atmosphere. (A)

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