**A Baseball Has A Mass Of 0.145 Kg**

The power of baseball swing. A baseball weighs 0.145 kg. ? 3

If the speed of the hit ball is 45.0 m / s. If the speed of the hit ball is 55.0 m / s in the opposite direction, then determine the intensity of the change in the speed of the ball.

Find the dimensions of the moment when the bat uses it.

If the ball stays in contact with the racket for 2.00 ms, determine the average force applied by the racket.

updatePlease help me

Help. please.

The first two parts are 14.5 kg per second.

I'm not sure I can find Part C.

You still need help.