The phase change in which a substance changes from a liquid to a gas below the boiling point is?

its going to be mutualism cuz they both benefit from the relationship.

~batmans wife dun dun

answer:

the answer is 6 valence electrons.

explanation:

valence is the # of electrons on the outer most shell of an atom.

oxygen has 6.

although, the valency of oxygen is 2, because it only needs to make 2 covalent bonds, or gain 2 electrons, to achieve the stable octet configuration of a noble gas.

that's it!

if you need further assistance, let me know: )

~ trueboss72

it is a solid

explanation: