CHEM PLZ HELP Explain the energy changes that occur when the following reaction happens:
H2 + Cl2 → 2HCl
Select all that are correct.
Question 9 options:
Energy is absorbed when the HCl bonds form.
Energy is needed to break the bonds of H-H in H2 and Cl-Cl in Cl2
Energy is released when the bonds of H-H in H2 and Cl-Cl in Cl2 break.
Energy is released when the H-Cl bonds form.
No energy changes occur when this reaction happens.
Answers: 3
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