In human body which element is most abundant by weight and by number r

1.	In human body which element is most abundant by weight and by number respectively? a) carbon, hydrogen b) oxygen, hydrogen c) oxygen, carbon d) carbon, nitrogen
Answer» In human body which element is most abundant by weight and by number respectively? a) carbon, hydrogen b) oxygen, hydrogen c) oxygen, carbon d) carbon, nitrogen

In human body which element is most abundant by weight and by number respectively? a) carbon, hydrogen b) oxygen, hydrogen c) oxygen, carbon d) carbon, nitrogen

Answer»

In human body which element is most abundant by weight and by number respectively?

a) carbon, hydrogen

b) oxygen, hydrogen

c) oxygen, carbon

d) carbon, nitrogen