lajilasellers15 lajilasellers15

02-04-2018
Physics

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if a radioactivite material has 1 hour half-life, how much of a 1000 g sample will be left after 6 hours

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02-04-2018

The radioactive portion of the sample gets cut in half every hour.

After 6 hours, there's (1/2)⁶ of it left. That's 1/64 of it.

(1000g/64) = 15.625 grams

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