Answer:
mass and energy is reused when those things happen
5000 degrees.
Explanation:
metallic bonding
Metallic bonding is bonding where electrons exist as "sea of electrons" meaning they can go anywhere in the structure and are not localized in specific place like covalent bonds are sometimes.
H2O= +2
CCl4 = +4
Na+= 0
CuCl2= -2