No, no paintball guns work on hydrogen.
Neither. Buy yourself a paintball gun or a bb gun. Since your playing with Nerf guns I'm sure your not ready to handle real ones. But most definitely a paintball gun. They kick butt.
The purpose of a paintball gun is to fire paintball pellets, to mark opponents in the game of paintball.
A paintball marker is a paintball gun. It is just called a marker instead of a gun.
No.
No paintball gun will work without a CO2 tank or other propellant tank. without Co2 there is nothing to push the ball out of the barrel.
In general scopes are not very useful in Paintball due to the relative inaccuracy of the Paintball itself and the tunnel vision effect of the scope. but if your Paintball gun had weaver or 3/8 rails, you can mount whatever scope (or sight, a better option) you wanted on it
No, you should use only paintball specific of air tool lubricant.
No, do not expose your paintball gun to water.
No. The state of Ohio did not invent the paintball gun.
A paintball gun is several magnitudes stronger then a Nerf gun. A paintball travels at around 200 mph, where a Nerf gun is around 10.
No. Nothing dissolves in the process of a paintball gun firing.