Depends on the shooter, the ammo and the barrel.Edit: Correct, also, if you're looking for a used Husqvarna 22LR the previous owner might have used corrosive ammo.
Ammo weigh's 100 pounds
A brick weighs about 3.5 to 9lbs.
Half a pound.
It depends on the kind of ammo. A bomb can weight tons of tons of metric tons. A .50 caliber bullet can weigh around a pound.
About 1500 to 2100 lbs based on type and size of brick. . One cube of brick is typically +-525 bricks
6kg
it equals a half a lb.
Each full brick would weigh 16kg.
270lbs
its R2.20 for face brick and 1.50 for common brick
.22 Long is pretty much no longer made. Aguilla will do a small run of .22 Long every few years.