A proton that is moving freely has a wavelength of 0.600 pm. (mproton = 1.67 x 10-27 kg, e = 1.60 x 10-19 C, h = 6.626 x 10-34 J x s)
(a) What is its momentum?
(b) What is its speed?
(c) What potential difference would it have been accelerated through, starting from rest, to reach this speed?