document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1126577>Question 1126577</A>: <I><SPAN STYLE=\"word-break: break-all;\"> (1 point) The pH of lemon juice is about 2.7.\r<BR>\n" );
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document.write( "(a) What is the concentration of hydrogen ions in lemon juice? <BR>\n" );
document.write( "The concentration is _______moles per liter. [Hint: pH = &#8722;log[H+] ]\r<BR>\n" );
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document.write( "(b) A person squeezes 3 oz of lemon juice into a cup. Based on your answer to part (a), how many hydrogen ions does this juice contain? Your answer should be a very large number, so in order to fit your answer in the box, you should use scientific notation. For example you could enter 2.45×1018 by entering 2.45 * 10^(18) instead of 2,450,000,000,000,000,000.\r<BR>\n" );
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document.write( "Number of ions: ____ ions. [Hint: 1 liter = 30.3 ounces, and one mole of Hydrogen ions is 6.02×1023 Hydrogen ions. Note that the concentration you found in (a) is given in moles per liter.] </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #742899 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39625)</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=742899\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> ---------------------------------------------------------------<BR>\n" );
document.write( "(1 point) The pH of lemon juice is about 2.7. <BR>\n" );
document.write( "(a) What is the concentration of hydrogen ions in lemon juice? <BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-log%28%28Hydronium%29%29=2.7 ALIGN=MIDDLE  ALT=\"-log%28%28Hydronium%29%29=2.7\"   DISABLED_style= \"max-width:90%; height:auto;\" > in base 10.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10%5E-2.7=Hydronium ALIGN=MIDDLE  ALT=\"10%5E-2.7=Hydronium\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Hydronium ion concentration is 0.0020 molar. </SPAN>\n" );
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