P. 4209. As an average we take breath 18 times in every minutes, and approximately 500 cm3 is inhaled in each breath. The O2 content of the inhaled air is 21%, and that of the exhaled air is 16%. The temperature of the air in the lungs is the same as the body temperature.
How many grams of O2 is consumed in a day?
Deadline expired on 11 January 2010.