zoeybenna zoeybenna

20-05-2022
Physics

contestada

a scientist
has a 53.6g of a radioactive isotope. after 90.0s they measure only 6.70g of the isotope remaining. what is the half life of the isotope?
a.t1/2=30.0s
b.t1/2=45.0s
c.t1/2=8.00s
d.t1/2=180.0s

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ravenmartin646 ravenmartin646

20-05-2022

Answer d because I looked it up

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