science help!!?

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Air is a mixture of gases.Name four gases present in the air,and give rough % proportions of each of them

2007-12-17 06:36:29 · 2 answers · asked by simons194 1 in Science & Mathematics ➔ Other - Science

2 answers

nitrogen(78%) oxygen(21%) carbon dioxide(0.03%) and argon(0.9%)

2007-12-17 14:00:08 · answer #1 · answered by Anonymous · 0⤊ 0⤋

http://rds.yahoo.com/_ylt=A0geu._fBmdHXFwAEAFXNyoA;_ylu=X3oDMTFhMGJvOGFpBHNlYwNzcgRwb3MDNARjb2xvA2FjMgR2dGlkA1BSMDE1XzExNwRsA1dTMQ--/SIG=11kgqmpt2/EXP=1198020703/**http%3a//en.wikipedia.org/wiki/Air

2007-12-17 10:32:29 · answer #2 · answered by glenn t 7 · 0⤊ 0⤋