document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=823410>Question 823410</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Bleach now come in a 8.5% concentration.  I want to make 500ml of a 10% bleach solution using the 8.5% concentration.  Need ot know the amount of bleach needed. Thank you!  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #495484 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=495484\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Bleach now come in a 8.5% concentration. I want to make 500ml of a 10% bleach solution using the 8.5% concentration. Need ot know the amount of bleach needed. <BR>\n" );
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document.write( "You are going to have to add some bleach solution that is more<BR>\n" );
document.write( "than 10%.<BR>\n" );
document.write( "I'll assume you have a 100% solution available for the mixture.<BR>\n" );
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document.write( "active + active = active<BR>\n" );
document.write( "0.085x + 1*(500-x) = 0.10*500<BR>\n" );
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document.write( "85x + 1000*500 - 1000x = 100*500<BR>\n" );
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document.write( "-915x = -900*500<BR>\n" );
document.write( "x = 491.8 ml (amt. of 8.5% solution needed)<BR>\n" );
document.write( "500-x = 8.2 ml (amt. of 100% concentrate needed)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "==================== </SPAN>\n" );
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