C is correct. Have a good day!
Answer:
Below:
Explanation:
To calculate an energy change for a reaction: add together the bond energies for all the bonds in the reactants - this is the 'energy in' add together the bond energies for all the bonds in the products - this is the 'energy out.
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A binary ionic compound is composed of ions of two different elements - one of which is a metal, and the other a nonmetal.
