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11-05-2017
Physics

contestada

How can energy change during a chemical reaction?
a. transfer of heat and/or work
b. increase in heat and/or destruction of matter
c. change in the mass of the reactants or thermal energy
d. increase or decrease in total energy of a system?

Respuesta :

11-05-2017

it is A because energy and matter cannot be created or destroyed. energy is only transferred

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