Can someone me? ! i don't know what the equations are (in the image)

In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?

Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration