Question
A half-life of mercury-195 is 31 hours. If you start with a sample of 5.00g of pure mercury-195, how much of it will still be present after 93 hours?
Answers
bobpursley
three half lives?
what is 5*1/2*1/2*1/2 ?
what is 5*1/2*1/2*1/2 ?
jarod
0.625