document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=62854>Question 62854</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0495012661/algebrahomeworkh>college algebra</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Carbon-14 decay question:\r<BR>\n" );
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document.write( "Can anyone help me solve?  thanks!\r<BR>\n" );
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document.write( "The half-life of readioactive carbon-14 is 5,700 years.  How much of an initial sample will remain after 3,000 years?\r<BR>\n" );
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document.write( "Thank You!\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #43690 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=43690\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The half-life of readioactive carbon-14 is 5,700 years. How much of an initial sample will remain after 3,000 years? <BR>\n" );
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document.write( "A(t)=Ao (1/2)^(t/5700)<BR>\n" );
document.write( "A(3000)=A(0)(1/2)^(3000/5700)<BR>\n" );
document.write( "A(3000)=A(0)[0.694]<BR>\n" );
document.write( "69.4% of the original amount will remain.<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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