Explain the energy changes that occur when the following reaction happens: H2 + Cl2 → 2HCl

A. Energy is absorbed when the HCl bonds form.

B. Energy is needed to break the bonds of H-H in H2 and Cl-Cl in Cl2

C. Energy is released when the bonds of H-H in H2 and Cl-Cl in Cl2 break.

D. Energy is released when the H-Cl bonds form.

E. No energy changes occur when this reaction happens.

This chart represents the melting point of several substance. what besy explains the high melting point of the salt?

How do forces between particles in gases compare to forces in the other states of matter? o a. the forces in gases are stronger than forces in solids but weaker than forces in liquids. o b. the forces in gases are weaker than forces in solids but stronger than forces in liquids. o c. the forces in gases are weaker than forces in solids and liquids. o d. the forces in gases are stronger than forces in solids and liquids. submit

What overall charge must all compounds have