document.write( "Question 1162441: a radioactive substance decays in such a way that the amount of mass remaining after t days is given by m(t) =12e^-0.011t where m(t) is measured in kilograms. how much of the mass remains after 25 days \n" ); document.write( "
Algebra.Com's Answer #786235 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
\"m%2825%29=12e%5E%28-0.011%2A25%29\"
\n" ); document.write( "and you could use the calculator of your choice.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "9.1 kg.
\n" ); document.write( "
\n" );