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Chemistry, 14.07.2019 14:20 atifgujar

You serve a volley ball with a mass of 2.1 kg. the ball leaves your hand with the speed of 30 m/s. the ball has energy. calculate it

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You serve a volley ball with a mass of 2.1 kg. the ball leaves your hand with the speed of 30 m/s. t...
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