Once molecules are close enough to touch, intermolecular forces become replusive in order to prevent the molecules from overlapping.
That would be the element aluminum.
Answer:
Here's what I get
Explanation:
I don't know what the notation on page 91 is (COO⁻?), but your diagram should be something like the one below.
The stearate tails are immersed in and pointing to the centre of the green oil glob.
The negative heads are on the surface surrounded by water molecules.
You may have to draw them as COO⁻.
2 Fluorine atoms covalently bonded with each other, each sharing an equal number of a single, one valence electron to achieve a stable octet, would form a diatonic fluorine gas. It is a diatomic molecule, a molecule consisting of 2 atoms that are the same, in this case fluorine.