What evidence supports the claim that the combustion of methane shown in the equation is a chemical change? A The numbers of atoms present on the left and right sides of the equation are equal. B The atoms of the reactants and products in the equation are present in the same phase. C The mass of the atoms on the left side of the equation is equal to the mass of the atoms on the right side of the equation. D The atoms on the right side of the equation are organized into different molecules compared to the molecules on the left side of the equation.