document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1011108>Question 1011108</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 150 grams of plutonium-239 are produced. How many grams would remain after one million years. The half life of plutonium-239 is 24,400 years.         </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #626676 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39620)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=626676\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=pe%5E%28-kt%29 ALIGN=MIDDLE  ALT=\"y=pe%5E%28-kt%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "---------------------\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ln%28pe%5E%28-kt%29%29=ln%28y%29 ALIGN=MIDDLE  ALT=\"ln%28pe%5E%28-kt%29%29=ln%28y%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ln%28p%29%2B%28-kt%29ln%28e%29=ln%28y%29 ALIGN=MIDDLE  ALT=\"ln%28p%29%2B%28-kt%29ln%28e%29=ln%28y%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-kt%2Aln%28e%29=ln%28y%29-ln%28p%29 ALIGN=MIDDLE  ALT=\"-kt%2Aln%28e%29=ln%28y%29-ln%28p%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=kt%2A1=ln%28p%29-ln%28y%29 ALIGN=MIDDLE  ALT=\"kt%2A1=ln%28p%29-ln%28y%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k=%281%2Ft%29ln%28p%2Fy%29 ALIGN=MIDDLE  ALT=\"k=%281%2Ft%29ln%28p%2Fy%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Half Life gives you enough for the value of k.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k=ln%282%29%2F24400 ALIGN=MIDDLE  ALT=\"k=ln%282%29%2F24400\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k=2.841%2A10%5E%28-5%29 ALIGN=MIDDLE  ALT=\"k=2.841%2A10%5E%28-5%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "150 grams becomes after 1000000 years:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28y=150%2Ae%5E%28-0.00002841%2A10%5E6%29%29 ALIGN=MIDDLE  ALT=\"highlight%28y=150%2Ae%5E%28-0.00002841%2A10%5E6%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >------compute this. </SPAN>\n" );
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