Please help :/ || 10 pts || will mark brainlest || In which equation is carbon dioxide a product?
Group of answer choices

CH4 + 2O2 --> CO2 + 2H2O

CO2 --> C + O2

2H2O --> 2H2 + O2

6CO2 + 6H2O --> C6H12O6 + 6O2

CH4 + 2O2 --> CO2 + 2H2O

Explanation:

"CO2" can be written as carbon dioxide

the law of conservation of mass states that in a chemical reaction, the total mass of reactants is equal to the total mass of products. because atoms are only rearranged in a chemical reaction, there must be the same number of sodium atoms and chlorine atoms in both the reactants and products