explain how much air in your breathe
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The average adult, when resting, inhales and exhales about 7 or 8 liters of air per minute. That totals about 11,000 liters of air per day. Inhaled air is about 20-percent oxygen. Exhaled air is about 15-percent oxygen.
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during respiration process we take in oxygen. thepercentage of the oxygen in our brain is 21% during inhalation .and carbon dioxide at 0.04% during exaltation.
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