A 1.5 kg ball moving east at a speed of 12 m/s collides head-on with a 4.5 kg ball moving west at 8 m/s. After collision

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answerhappygod
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A 1.5 kg ball moving east at a speed of 12 m/s collides head-on with a 4.5 kg ball moving west at 8 m/s. After collision

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A 1.5 kg ball moving east at a speed of 12 m/s collides head-onwith a 4.5 kg ball moving west at 8 m/s. After collision, 1.5 kgball moves east with 10 m/s, what is the speed of second ball? a.7.3 m/s west b. 2.5 m/s east c. 7.6 m/s east d. 5 m/s west
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