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