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Mathematics, 03.03.2020 00:49 CarlsonB

Gold (Au) has a synthetic isotope that is relatively unstable. After 25.5 minutes, a 128-gram sample has decayed to 2 g.

What is the half-life of this isotope?

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Gold (Au) has a synthetic isotope that is relatively unstable. After 25.5 minutes, a 128-gram sample...
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