Just as much as if you use a real gun.
You need a lawyer
* he has a hard time having to reload it.
If its in California States
5-10 years.
It depends on where you are and what the exact charge is.
You need a lawyer for a current, legal and correct answer.
Depends on what the charge is.
You don't have to go to jsil just for having a gun. You can if you shoot someone without any good initiative such as if it's a life or death crisis. You can if you have a gun without a liscense. There are many reasons you can go to jail involving a gun, but not for just having a gun.
0 to the Death Penalty depending on circumstances
0 to Life Without Parole depending on the circumstances
Depends on why the gun is illegal, If you are a person that has been convicted of a felony (a serious crime) then possession of a gun is punished by 5 years in a Federal prison. No probation, no parole, no concurrent sentence- and a fine of up to $10,000. Make that an unregistered sawed off shotgun, or an unregistered machine gun, 10 years in a Federal prison.