Sodium chloride has a high melting and boiling point. There are strong electrostatic attractions between the positive and negative ions, and it takes a lot of heat energy to overcome them. Ionic substances all have high melting and boiling points
Rome is in Italy, which is represented by D.
it goes from a high point to a low point back to a high point or vice versa.
Volume is the amount of space an object takes up
I think it's fertilisation (^^)
