abbysample22 abbysample22

07-06-2022
Chemistry

contestada

Assuming a parent isotope with a half-life equal to 4.5 billion years, what percentage
of the original parent remians after 6.75 billion years have passed?

Respuesta :

jsimpson11000 jsimpson11000

07-06-2022

Answer:

35.4 % left

Explanation:

6.75 / 4.5 = 1.5 half lives

1/2 ^(1.5) = .354 or 35 .4 %

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