It depends on the load and other factors but a good measure is: 12 Gauge 28" barrel=151.50dB
I'll take it for free :)
Yes. The Mossberg 500A1 is a .12 gauge shotgun.
No one answer, since there are several different types of 12 g shotgun, and they operate differently.
Yes, a 12 gauge shotgun is considered a firearm.
A bolt action shotgun in 12 gauge.
Depends on the load, angle of fire, terrain, weather, etc.. a couple of hundred yards at least.
Depending on barrel length, load and choke, anywhere from 10-100 or more yards
Depends on the BA, distance, type of buckshot, load velocity.
a 12 gauge shotgun can shoot about 30 yards accuracy
No, you can not shoot anything but 12 gauge shotgun shells through a 12 gauge shotgun. Never use any ammunition other than what the firearm was designed for.
The 12 gage has a bigger barrel then a youth 20 gage shotgun.