Answer:
by looking at the and researching for super long
Explanation:
I think it might be a gas was formed.
Hope I'm right and it helps you out!!
When two atoms of Florine combines, they share an electron pair to complete it's octet. This result is formation of single bond between two fluorine atoms. This process is exothermic in nature, and hence, heat is liberated during the process of bond formation. <span />
The correct answer is a Photon.
One photon is released for each event. Photons are elementary particles of all electromagnetic radiation, including light.
The mass will stay the same because of the conservation of mass