document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1002683>Question 1002683</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 2.A pool company forgets to bring their logarithmic charts, but they need to raise the amount of hydronium ions in a pool by 0.50. Using complete sentences, explain how your graph can be used to solve 10–y = 0.50. Find the approximate solution. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #619557 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=619557\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .A pool company forgets to bring their logarithmic charts, but they need to raise the amount of hydrogen ions in a pool by 0.50. Using complete sentences, explain how your graph can be used to solve 10^(–y) = 0.50. Find the approximate solution<BR>\n" );
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document.write( "Take the log of both sides to get::<BR>\n" );
document.write( "-y = log(0.5)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "y = -log(0.5)<BR>\n" );
document.write( "----<BR>\n" );
document.write( "y = -(-0.3010)<BR>\n" );
document.write( "----<BR>\n" );
document.write( "y = 0.3010<BR>\n" );
document.write( "---------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );