Answer to Question #347572 in Physics for Loie

Question #347572

How long will it take a 4.5Ci sample of material to reach an activity level of 0.14Ci if the half-life is 435 years?

1
Expert's answer
2022-06-06T08:54:54-0400
A=A02t/t1/2A=A_02^{-t/t_{1/2}}

0.14=4.52t/435yrs0.14=4.5*2^{-t/435\:\rm yrs}

t=435log2(0.14/4.5)=2178yrst=-435*\log_2(0.14/4.5)=2178\:\rm yrs


Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be the first!

Leave a comment