Maria and Miquel were enjoying the fireworks when they got into a chemistry argument. Maria insisted that the fireworks were the result of a chemical reaction. Miguel disagreed. What would you tell them to solve this argument.
A) It is a change of state, solid to gas, due to the addition of energy.
B) It was a physical reaction since the fuse was lit and heat was produced.
C) The color changes and the release of energy indicate a chemical reaction.
D) It is an endothermic reaction because energy was added; therefore it is a chemical reaction