document.write( "Question 566009: potassium 42 has a decay rate of approxmiately 5.5% per hour, assuming an exponential decay model, find the number of hours it will take for the original quantity of potassium 42 to be halved? \n" ); document.write( "
Algebra.Com's Answer #366058 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
duplicate \n" ); document.write( "
\n" );