Physics, 19.12.2021 03:40 lizdeleon248
How many grams of americium-241 will remain after 1,729 years if you start with 120.0 grams? The half-life for americium-241 decay is 432.25 years.
A.7.5 g
B.15 g
C.30 g
D.480 g
Answers: 1
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