Chemistry, 01.10.2019 05:00, lifeofabe214

A21.0 kg child is running at a velocity of 2.50 m/s. the child is carrying a 2.25 kg gallon of milk. what is the momentum of the child and the milk together?

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A21.0 kg child is running at a velocity of 2.50 m/s. the child is carrying a 2.25 kg gallon of milk....