Question

What total percentage of the human body is made up of nitrogen, carbon, and hydrogen?

Nitrogen - 3.1%
Carbon - 18.4%
Hydrogen- 10.2%

Calcium- 2.0%
Oxygen- 66.3%

Answer 1

Answer: 31.7%

Step-by-step explanation:

3.1 + 18.4 + 10.2 would get you your answer of 31.7.

Answer 2

3.10 + 18.40 + 10.20 = 31.70%