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

1 answer:

6 0

B. 100 minutes correct me if i’m wrong

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Ahat [919]

It would definitely be the last 2

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3 years ago

kogti [31]

Answer:

12/52 = 1/4 chance.

Step-by-step explanation:

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sleet_krkn [62]

The correct answer is about two hours. Hope this helps.

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AlekseyPX

There are more atoms in a human body because 7.5*10^18 is less than 7*10^27.

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RideAnS [48]

Answer:

Step-by-step explanation:

11+5=16

16/-16=-1

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2 years ago