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An oxygen molecule (O2) of mass 5.31x10E-26kg with a velocity of 400 m/s moving East collides...

An oxygen molecule (O2) of mass 5.31x10E-26kg with a velocity of 400 m/s moving East collides with a 9.13x10E-26kg manganese atom (Mn) with a velocity of 300 m/s moving North. They combine with each other and form compound MnO2 simultaneously. Calculate velocity of compound MnO2 immediately after the Collision. (7 marks)

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