Given the balanced particle-diagram equation: Which statement describes the type of change and the chemical properties of the product and reactants? A) The equation represents a physical change, with the product and reactants having different chemical properties. B) The equation represents a physical change, with the product and reactants having identical chemical properties. C) The equation represents a chemical change, with the product and reactants having different chemical properties. D) The equation represents a chemical change, with the product and reactants having identical chemical properties.