2 Elektrostatische Kraft: FE(r) = -1--
4π𝜀0 q2e2-
 r =      -------1----C2-
     4π8.8544×10−12Nm2-                            −19  2
                    (1.6021×120--C)-
                          r
= 2.3068 × 1028Nm2r2.