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OldSpice OldSpice
wrote...
Posts: 6432
9 years ago
What nuclide is produced when Ra-223 decays by alpha and gamma emission?
A)  Rn
B)  Rn
C)  Ra
D)  Th
E)  Th
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3 Replies
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ElectricElectric
wrote...
Top Poster
Posts: 6431
9 years ago
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.silent.boss

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OldSpice Author
wrote...
9 years ago
Perfect!

..Thank you so much for your support
wrote...
9 years ago
My pleasure
.silent.boss
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