document.write( "Question 850820: Approximatley 21% of air is oxygen. Using this estimate , determine how many liters of oxygen there are in a room containing 16,200 L of air. \n" ); document.write( "
Algebra.Com's Answer #512417 by josmiceli(19441)\"\" \"About 
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\"+.21%2A16200+=+3402+\"
\n" ); document.write( "There are 3,402 liters of oxygen in the room
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