1.

Magnesium (Z=12) has isotopes that range form Mg-20, "to"Mg-31, "Only" Mg-24, Mg-25,andMg-26 are not radioactive. What mode of radioactive deacy would convert. What mode of radioavtive deacy would convert Mg-20, Mg-21, Mg-22, and Mg-23 into stable isotopes most quickly?

Answer»

ELECTRON emission
Alpha PARTICLE emission
Gamma emissin
Positron emission

Answer :D


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