Question

Cecil writes the equation for the reaction of hydrogen and oxygen below.

H2 + O2 → H2O
Why does his teacher ask him to balance the equation by including the correct coefficients?

A- to show that most molecules exist in pairs

B- to show that most compounds exist in pairs

C- to show that atoms are conserved in chemical reactions

D- to show that atoms are created in chemical reactions​

Answer 1

(C) to show that atoms are conserved in chemical reactions