Difficult, but possible.
Possible- yes. Likely? No. Most "assault" rifles have a much shorter effective range. Hitting someone at a mile with a relatively low powered rifle would be a matter of chance.
Generally, no you cannot.
Usually yes provided retreat not possible
No.
yes, but, you may be committing a felony and subject to jail/fines.
Theoretically possible out to a mile. 200 yds would be stretching it though
Maxiimum possible range- close to 5 miles- accurately- about 1200 meters.
It is possible, though you would have to be very proficient.
NO NO NO! Only shoot what the rifle is chambered for and so marked.
No
You shoot a target with a rifle
It can shoot about 3 miles. It can shoot accurately to about 1100 meters in the hands of a highly skilled marksman, depending on which rifle is firing the cartridge.