A volleyball with a mass of 0.269 kg approaches a player horizontally with a speed of 16.0 m/s. The player strikes the ball with her hand, which causes the ball to move in the opposite direction with a speed of 22.4 m/s.

(a) What magnitude of impulse (in kg m/s) is delivered to the ball by the player?
(b) What is the direction of the impulse delivered to the ball by the player?