Which chemical equation is balanced to show that mass is conserved during the reaction?

A. Na + Cl₂ --> NaCl
B. 2H₂ O₂ --> 2H O + O₂
C. CH₄ + O₂ --> CO₂ + 2H₂ O
D. AgNO₃ + MgCl₂ --> AgCl +MgNO₃ ****

is it D?

1 answer

Nope, Cl are not balanced in D. Relook at C