Chemistry, 17.09.2019 05:30, lokiliddel

Aradioactive isotope is an isotope that a) decays. b) has the same atomic mass but a different atomic number than the common variant of the element. c) has more protons than the common variant of the element. d) is stable.

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Aradioactive isotope is an isotope that a) decays. b) has the same atomic mass but a different atomi...