Question

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,

Answer 1

the ans is C) color changes and release of energy due to a chemical reaction.  After reaction, the products formed have less internal energy as compared to the reactants.

Answer 2

Answer:

the ans is C) color changes and release of energy due to a chemical reaction.  After reaction, the products formed have less internal energy as compared to the reactants.

Explanation:

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