Two hockey pucks, each with a mass of 0.2 kg, slide across the ice and
collide. Before the collision, puck 1 is moving 16 m/s to the east and puck 2 is
moving 11 m/s to the west. After the collision, puck 1 is moving at 11 m/s to
the west. What is the velocity of puck 2?
A. 16 m/s west
B. 16 m/s east
C. 11 m/s east
D. 11 m/s west
HELPPP PLEASE I HAVE NO IDEA HOW TO DO THIS