A nuclide _(81)^(210) X decays to another nuclide _(80)^A Y in
four successive radioactive decays. Each decay
involves the emmision of either an alpha particle
or a beta particle. The value of A is:
A. 120 B. 206
C. 208 D. 212
Dwaipayan Shikari
physicstutes
Dwaipayan Shikari
physicstutes
0
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