(a) Calculate its kinetic energy in joules at 1.20% of the speed of light. ANS: 4.302 x 10^-14 J   (b) What is this in electron volts? ANS: 26.853 x 10^4 eV   (c) What voltage would be needed to obtain this energy? ______ V

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I NEED HELP WITH PART C PLEASE!!! 

A bare helium nucleus has two positive charges and a mass of 6.64 ✕ 10−27 kg.

(a) Calculate its kinetic energy in joules at 1.20% of the speed of light. ANS: 4.302 x 10^-14 J
 
(b) What is this in electron volts? ANS: 26.853 x 10^4 eV
 
(c) What voltage would be needed to obtain this energy?
______ V

 

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