Answer:
A
Explanation:
Im not pretty sure it's true or not.sorr if it not true
Answer:
C. H and O
Explanation:
Almost 99% of the human body's mass is made up of six elements: oxygen, carbon, hydrogen, nitrogen, calcium and phosphorus, in that order.
Element Symbol % in body
Oxygen O 65.0
Coal C 18.5
The human body is composed of 60% water, that is, H2O.
I'm sorry, but is this a question? I'm a bit confused.
