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07-04-2021
Mathematics

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Approximately how long does it take a sample of francium-223 to decay by 50%?

A. 80 minutes
B. 100 minutes
C. 20 minutes
D. 40 minutes

Approximately how long does it take a sample of francium223 to decay by 50 A 80 minutes B 100 minutes C 20 minutes D 40 minutes class=

Respuesta :

ximenaj1120 ximenaj1120

07-04-2021

B. 100 minutes correct me if i’m wrong

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