Question

write the composition of the following elements in our body:- calcium , oxygen,hydrogen,nitrogen,alumenium​

Answer 1

Answer:

Calcium- Chemical symbol Ca; 1.5% of the human body weight.

Oxygen- Chemical symbol O2; 65% of the human body weight.

Hydrogen- Chemical symbol H2; 10% of the human body weight.

Nitrogen- Chemical symbol N2; 3% of the human body weight.