If our body needs oxygen in the air to live. then what the 77% of nitrogen do to our body? 1.74K viewsDecember 31, 2023 Question100.55K September 19, 2023 0 Comments as I was told from early education that the air we currently breathe in contains 21% oxygen and 77-ish% of nitrogen and the rest are other particles. So I have a dumb question on what the body uses nitrogen we breathe in for? In: 387 43 Answers ActiveNewestOldest Anonymous Posted September 19, 2023 0 Comments The nitrogen’s just there to hold everything. If you think of a pool crowded with toys- the oxygen and carbon dioxide would be the toys and the nitrogen would be the water that holds them up so you can use them. You are viewing 1 out of 43 answers, click here to view all answers. Register or Login
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