a bullet of mass 20 gram is horizontly fired with a velocity 150 mtr/sec from a pistol of mass 2 kg. what is the recoil velocity of the pistol?

Answer 1

balance momentum:

.020 * 150 = 2v

Answer 2

Boifwhshjshfstqwwetyuopll!!mnbvcxzzadfghkabcdefghijklmnopqrstuvwxyzeykjdnnkfgjjgg678903421