There isn't a definite answer.
4 inches
Eggplants need about 2-3 feet of space between each plant to grow effectively.
Grapes need about 6-8 feet of space between each plant to grow effectively.
Check with your local government for building permits...it may differ from place to place.
There's no limit in how much space you can use for all your videos.
I am looking into building an office space that it 13x12x15. How much would it cost to have a room that size built?
That will vary with each transaction. It can be as basic as paying a fixed fee for use of some space on a regular basis, to buying a building and remodeling it with all sorts of special equipment.
This is because the liquid molecules are already very close to each other. There is not much space between them which allows liquids to be compressed.
2.37 smidgens.
Gmail offers about 15 GB to space to each user. This space is including the Google Drive space. Each mail can carry 25 MB of data.
This may be a local building code matter, that may have changed since the building was built. Your question may have to do with noise or other issue, which you can discuss with your board to learn more about your options.
Gases have the space between their molecules, and so can be compressed the most. Next is liquid which has more space between the molecules than a solid, but not as much space as in a gas. So, it an be compressed also, but not as much as can a gas. And finally, a solid does not have much space between molecules and thus cannot be compressed too much.