Question 607266
What is the half-life of a 5g radioactive substance that decomposes at a rate of {{{3.5(10^-2)}}}/sec?
:
Find how long it takes for half of 5 g to remain at a decay rate of {{{3.5(10^-2)}}} grams/sec
{{{2.5/(3.5(10^-2))}}} = 71.43 seconds