document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=80403>Question 80403</A>: <I><SPAN STYLE=\"word-break: break-all;\">  	<BR>\n" );
document.write( "A certain radioactive isotope decays at a rate of 1% per year; 3.4 kilograms of this isotope are produced in a particular industrial process. How much remains undecayed after 22 years? </SPAN>\n" );
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document.write( "A certain radioactive isotope decays at a rate of 1% per year; 3.4 kilograms of this isotope are produced in a particular industrial process. How much remains undecayed after 22 years?<BR>\n" );
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document.write( "A(t) = Ao(0.99)^t<BR>\n" );
document.write( "A(22) = 3.4(0.99)^22<BR>\n" );
document.write( "A(22) = 2.7256 kg<BR>\n" );
document.write( "=========<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );