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OpenStudy (love_to_love_you):
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OpenStudy (love_to_love_you):
How much Thorium -234 would you have after 110 days if the half – life of Thorium -234 is 25 days and you start with a 1000 grams? Show all work.
OpenStudy (anonymous):
1000 grams after 25 days 500 grams 500 G 25 D 250 250 G 25 D 125 125 G 25 D 62.5 this after 100 days
OpenStudy (anonymous):
A=Ao e^-(Lt) Ao=1000 t=110 L=ln (2)/T=ln(2)/25=
OpenStudy (anonymous):
A=1000*e^-(110*ln(2)/25)
OpenStudy (love_to_love_you):
Is that the answer?
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OpenStudy (anonymous):
=47.336 gram
OpenStudy (anonymous):
yes
OpenStudy (love_to_love_you):
Thank you!!
OpenStudy (anonymous):
YW
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