# math

Complete the table for the radioactive isotope. (Round your answer to two decimal places.)

Isotope: 239Pu
Half-life (years): 24,100
Initial Quantity: g
Amount After 1000 Years: 0.6

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1. amount = (initital value) (1/2)^(t/24100)

sub in : amount = .6, t = 1000
I assume you want to find the initial value

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