How much oxygen does an astronaut need per day

1.	How much oxygen does an astronaut need per day
Answer» A person breathes 7 or 8 LITERS of air per minute. Air is about 20%oxygen. But when you exhale, your breath is about 15% oxygen, so you consumed about 5%. Therefore, a person uses about 550 liters of pure oxygen eachday. hope it helps u PLZ mark as brainlist if u satisfied with the ANSWER

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