Question

The body of a person who weighs 50 kilograms consists of 32.5 kilograms of oxygen, 9 kilograms of carbon, 5 kilograms of hydrogen, and 3.5 kilograms of other elements. What percent of the person's body weight is oxygen

Answer 1

`(Oxygen)/(Total) = (32.5)/(50) = 0.65` = 65%