The 7.65 automatic pistol cartridge is also commonly known as the .32 ACP, or for short, .32 Auto. Any browning pistol chambered for .32 ACP uses 7.65.
There are varying opinions on what ammo is the "best." Generally speaking, the best ammo to use is whichever ammo is the most reliable in your particular gun.
You will have to contact Browning for a correct answer.
Any revolver. As for semi auto pistols, the 'Ring of Fire' guns (Lorcin, Raven, Jennings, Bryco, Jiminez, etc.) are designed to use cheap ammo. The Ruger pistols are pretty tolerant as far as ammo goes, as well.
Yes
No. Most 9mm pistols are fitted for 9x19 rounds, but a few use 9x21mm. or 9x17, or 9x18, or 9x20
Call Browning and ask.
It uses a 9x19mm Parrabullum NATO round, which is the standard round for most pistols and submachine guns made by countries in NATO.
.32 Auto IS .32 ACP (Automatic Colt Pistol). It's also known as 7.65x17SR, 7.65x17 Browning, and 7.65x17 Browning SR.
You will have to fire as many different types as you can afford. All weapons will show a preference for one or two loads.
Yes. The A5 acually works better with high brass though.
.380 ACP is simply another name for the 9x17 cartridge, also known as the 9mm Short or 9mm Kurz.
Any firearm maked for the .45 ACP cartridge. This has been around since 1911, and includes a HUGE number of pistols, derringers, revolvers, carbines and submachine guns.