A particle with a mass of 6.64x10^-27 kg and a charge of +3.20x10^-19 C is accelerated from rest through a potential difference of 2.45x10^6 V. The particle then enters a uniform 1.60-T magnetic field. If the particle's velocity is perpendicular to the magnetic field at all times, what is the magnitude of the magnetic force exerted on the particle?

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