document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=427025>Question 427025</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A rectangular sheet of aluminum foil is 50cm long and20cm wide, and weighs 5.4 grams. Find the thickness of the aluminum foil in cm.<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #296993 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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/cgi-bin/show-face.mpl?user=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=296993\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A rectangular sheet of aluminum foil is 50cm long and20cm wide, and weighs 5.4 grams. Find the thickness of the aluminum foil in cm.\r<BR>\n" );
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document.write( "Its volume = 50*20*t (t = thickness)<BR>\n" );
document.write( "Using 2.7 gm/cc for the density of Al,<BR>\n" );
document.write( "5.4 = 1000t*2.7<BR>\n" );
document.write( "t = 5.4/2.700E3 cm<BR>\n" );
document.write( "t = 2E-3 cm or 0.002 cm<BR>\n" );
document.write( "= 0.02 mm<BR>\n" );
document.write( "= 20 microns<BR>\n" );
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