2. A completely ionized beryllium atom (net charge = +4e) is accelerated through a potential difference of 6.?

T

talkingwhale72

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2. A completely ionized beryllium atom (net charge = +4e) is accelerated through a
potential difference of 6.0 V. What is the increase in kinetic energy of the atom?
A) zero eV
B) 0.67 eV
C) 4.0 eV
D) 6.0 eV
E) 24 eV

answer is e but why?
 
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