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Zusammensetzung der ausgeatmeten Luft N 2 : 78,09% (Stickstoff) (N 2 : 28u) O 2 : 17% (Sauerstoff)(O 2 : 32u) Ar: 0,93% (Argon) (AR: 40u) CO 2 : 4% (Kohlendioxid)
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