No.
It is a tessellation
No not normally
No.
yes
The hydrosphere.
Gaps or overlaps.
No spaces or overlaps exist between it's pieces.
experimentally that the lenght and strenght of the bond between the oxygens suggests a double bond. The valence bond theory views multiple bonds as overlaps between orbitals that lie off the bond axis on top of an overlap on the bond axis. The overlap on the bond axis is sigma bond. The overlaps off the bons axis is pi bonds
A tessalation is a pattern that has no gaps or overlaps when created.
No.
No.
It is a tessellation
No not normally
yes
earth
No.