A proton with mass 1.7 x 10-27 kg and moves with velocity 2.6 x 106 m/s to the right. What is its relativistic momentum? 6.2 x 10-21 kg m/s 6.9 x 10-21 kg m/s 4.4 x 10-21 kg m/s 5.4 x 10-21 kg m/s

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