document.write( "Question 1044458: If 40 mg of a radioactive substance decays to 5 mg in 12 minutes, find the half life of the substance in minutes. \n" ); document.write( "
Algebra.Com's Answer #659747 by josgarithmetic(39618)![]() ![]() ![]() You can put this solution on YOUR website! These all work the same way; see this video example and lesson. \n" ); document.write( " |