Note that    Â
  Â
       Â
V = kq / r       Â
       Â
Which implies that    Â
  Â
       Â
q = V r / k       Â
    Â
where       Â
k =Â Â 8.99E+09Â Â N m^2/C^2Â Â
V = the electric potential = Â Â 2300Â Â
N/CÂ Â
r = the distance from the source charge Â
15.2  m Â
       Â
       Â
Thus,       Â
       Â
q = Â Â 3.89E-06Â Â CÂ Â
[ANSWER]
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DONE! It was nice working with you!    Â
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