Check your owner's manual or call Glock.
Caliber is .45 GAP (Glock auto pistol)
What does your owner's manual say? Don't have one? Call Glock and they will send you one.
.45 ACP
No
Federal premium ammo
.40 S&W with JACKETED bullets. The polygonal rifling in a Glock does not mix well with lead bullets.
No - they are very different cartridges.
9x19mm, also known as 9mm Parabellum or 9mm Luger.
yes
Yes
Yes.