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A 0.15 kg baseball is pitched at +18 m/s. After it is hit, it moves away...

A 0.15 kg baseball is pitched at +18 m/s. After it is hit, it moves away at -18 m/s.

(a) What is the magnitude of the impulse delivered by the bat to the ball?
N·s

(b) If the baseball is in contact with the bat for 1.3 ms, what is the magnitude of the average force exerted by the bat on the ball?
kN

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