document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=671454>Question 671454</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Joyce combines 9 atoms of hydrogen and 3 atoms of nitrogen to make 3 molecules of ammonia.<BR>\n" );
document.write( "write a direct variation equation which relates atoms of hydrogen to atoms of nitrogen.<BR>\n" );
document.write( "How many nitrogen atoms does Joyce need to form ammonia molecules using 51 hydrogen atoms?<BR>\n" );
document.write( "Graph the direct variation with nitrogen along the x-axis </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #417436 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=417436\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Joyce combines 9 atoms of hydrogen and 3 atoms of nitrogen to make 3 molecules of ammonia.<BR>\n" );
document.write( "write a direct variation equation which relates atoms of hydrogen to atoms of nitrogen.<BR>\n" );
document.write( "a = k*h*n<BR>\n" );
document.write( "------<BR>\n" );
document.write( "Solve for \"k\" using \"9 atoms of hydrogen and 3 atoms of nitrogen make 3 ammonia\".<BR>\n" );
document.write( "3 = k*9*3 <BR>\n" );
document.write( "k = (1/9)<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "Equation:<BR>\n" );
document.write( "a = (1/9)*h*n<BR>\n" );
document.write( "----------------------- <BR>\n" );
document.write( "How many nitrogen atoms does Joyce need to form ammonia molecules using 51 hydrogen atoms?<BR>\n" );
document.write( "a = (1/9)*51*n<BR>\n" );
document.write( "# of nitrogen = (9/51)(# of ammonia atoms)<BR>\n" );
document.write( "--------------------<BR>\n" );
document.write( "Graph y = (51/9)x<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28400%2C400%2C-10%2C10%2C-10%2C10%2C%289%2F51%29x%29 ALIGN=MIDDLE  ALT=\"graph%28400%2C400%2C-10%2C10%2C-10%2C10%2C%289%2F51%29x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "-----------------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "===================== </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );