document.write( "Question 131794: The chemical formula for carbon dioxide is CO2. If the weight of carbon dioxide is 3520 grams, how much does the oxygen weigh? (C,12:O,16) \n" ); document.write( "
Algebra.Com's Answer #96257 by edjones(8007)\"\" \"About 
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CO2=12+2(16)
\n" ); document.write( "=12+32
\n" ); document.write( "=44
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\n" ); document.write( "Let x be the wt of O2
\n" ); document.write( "x/32=3520/44 Proportion
\n" ); document.write( "x=32*3520/44
\n" ); document.write( "x=2560 gms.
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