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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 francium 223 to decay by 50 A 80 minutes B 100 minutes C 20 minutes D

Answer :

By reading off the graph as shown in the question, we can see that the time that is required is 20 minutes.

What is the half life?

The half life is the time that it taken for only half or 50% of the isotopes that were originally present in the sample to remain. We know that the half life does differ by the kind of sample that is used.

In this case, we want to determine how long does it take a sample of francium-223 to decay by 50%. This could easily be done from the graph of the decay as shown in the question.

Learn more about half life:https://brainly.com/question/24710827

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