A 1,200 kg car initially

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  2. 2 kg of air, initially at 5 bar, 350 K and 4 Kg of carbon monoxide initially at 2 bar, 450 K are confined to opposite sides of a
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  9. A proton, moving with a velocity of vi, collides elastically with another proton that is initially at rest. Assuming that after
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  10. A proton, moving with a velocity of vii, collides elastically with another proton that is initially at rest. Assuming that after
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