Im stuck on this one:
The half-life of radium is 1690 years. How much will be left of 32 grams of radium after 6760 years.
I am trying to use the forumula y=Ce^(kt) but do not know what goes where.
Thanks.
Wasn't this answered here?:
http://www.mathhelpforum.com/math-he...e-problem.html