Look in the owner's manual. You can get one for free from S&W.
100-400 USD depending on condition.
40-400 usd
You will have to call S&W
That will depend on the pistol in question, as well as the cartridge, but approximately 50-75 yards.
Ask a gunsmith for help
any single or double action semi-automatic pistol listed as a 40 caliber pistol...............
Yes. It is considered a good quality pistol.
Sig Sauer P229 chambered in .40 is pretty good
Yes.
Check the slide
$200
No