Question

the human body is made of up about 9.3% hydrogen what is the amount of hydrogen contained in a person who weighs a total of 175 pounds

Answer 1

In this case, we have that the 100% of the human body is 175 pounds, then the 9.3% of 175 is :

`(175)(0.093)=16.275`

therefore, the amount of hydrogen contained in a person who weighs a total of 175 pounds is 16.275 pounds