Volume = mass / density
Volume = 20 / 7.87
Volume = 2.54 (2 s.f)
Answer:
If you mean Lewis dot diagrams, aka electron-dot diagrams, then these are diagrams that show the bonding between atoms of a molecule, and the lone pairs of electrons that may exist in the molecule.
Explanation:
Assumes the shape and volume of its container
<span>particles can move past one another</span>
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