document.write( "Question 473664: If there are 8x10^12 hydrogen molecules in a volume of 4x10^4 cubic centimeters, what is the average number of hydrogen molecules per cubic centimeter? answer in scientific notation \n" ); document.write( "
Algebra.Com's Answer #324874 by Alan3354(69443)\"\" \"About 
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If there are 8x10^12 hydrogen molecules in a volume of 4x10^4 cubic centimeters, what is the average number of hydrogen molecules per cubic centimeter?
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\n" ); document.write( "8E12 m/4E4 cc = 2E8 molecules/cc
\n" ); document.write( "or \"2%2A10%5E8\"\r
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