What is the electric field strength at distance from nucleus

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The neutral hydrogen atom in its normal state behaves in some respects like an electric charge distribution which consists of a point charge of magnitude +e surrounded by a distribution of negative charge whose density is given by
rho(r) = -C.e{-2r/a_{0}}
a0 is the Bohr radius 0.53 * 10^-10 m and C is a constant with the value required to make the total amount of negative charge exactly e. What is the net electric charge inside a sphere of radius a0? What is the electric field strength at this distance from the nucleus?

Reference no: EM13336782

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