A hockey puck (mass = 3 kg) leaves the players stick with a speed of 20 m/s and slides on the ice for 80 meters before coming to rest. a) What is the magnitude of the acceleration on the puck?   m/s2 b) What is the magnitude of the friction force exerted on the puck due to the ice?  N c) What is the normal force on the puck?  N d) What is the friction coefficient between the puck and the ice?

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