Physics, 28.09.2019 02:30 delgadillogiselle711
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,
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