How much oxygen does a human need per average breath of air?

In an average gasp of air, only 15-20% is oxygen. When you exhale you release around 10%. In short, 10% would be the ideal minimum.
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What were some of the most difficult obstacles you faced when launching Kubic and how did you overcome them?

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In Fleas

Do Fleas Bite Humans? And Other Common Flea Questions

Fleas are common (yet uninvited) guests in the homes of pet owners. Talking about bug infestations is far from fun, but learning about these insects is the first step to elimi (MORE)
In Fleas

What Are Fleas, and Do They Bite Humans?

Any parasite is an unwelcome addition to the family. Fleas are most commonly associated with family pets such as cats and dogs in a modern American household, but it can be di (MORE)

What is the average number of breaths per minute?

Average Respiratory Rates (Vf) By Age:   Newborns: 30-40 breaths per minute  Less Than 1 Year: 30-40 breaths per minute  1-3 Years: 23-35 breaths per minute  3-6 Years: (MORE)

Do crayfish need air to breathe?

  no craw fish do not they have gills like fish and get there oxygen from the water but you do need a air pump so oxygen will get into the water
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How much air does a human breath?

well they breathe tons of times during the day the average would br about 1,000,000 times a day!The average person at rest will breathe about 15 +/- times per minute meaning 4 (MORE)

5 Tales of Giant Human Skeletons Being Discovered

There have been multiple reports about giant human skeletons being discovered throughout the world. Sometimes, you will may hear giant human skeletons being referred to as nep (MORE)

What Questions Arise in Human Needs Psychology?

Human needs psychology may be best summed up in Abraham Maslow's 1943 paper, "A Theory of Human Motivation." His paper has paralleled theories of developmental psychology. It (MORE)