Question

Please help! Will fan and medal

Answer 1

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.

Answer 2

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

Answer 3

A=Ao e^-(Lt)
Ao=1000
t=110
L=ln (2)/T=ln(2)/25=

Answer 4

A=1000*e^-(110*ln(2)/25)

Answer 5

Is that the answer?

Answer 6

=47.336 gram

Answer 7

yes

Answer 8

Thank you!!

Answer 9

YW