Americium-243 has a decay constant of 9.39 x 10-5years-1. How long will it take for a sample of americium to lose one-third of its nuclei? Select one: a. 6.44 x 103 years O b. 2960 s O c. 4.32 x 10³ years O d. 11.7 x 10³ years
Americium-243 has a decay constant of 9.39 x 10-5years-1. How long will it take for a sample of americium to lose one-third of its nuclei? Select one: a. 6.44 x 103 years O b. 2960 s O c. 4.32 x 10³ years O d. 11.7 x 10³ years
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Transcribed Image Text:Advanced Physics
Americium-243 has a decay constant of 9.39 x 10-5years-1. How long will it
take for a sample of americium to lose one-third of its nuclei?
Select one:
a.
6.44 x 103 years
O b.
2960 s
O c.
4.32 x 10³ years
O d. 11.7 x 10³ years
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