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What is the electric field midway between an electron and a proton separated by 0.7 nm?

  • Physics -

    Twice the E-field due to the elctron alone.
    Use Coulomb's law.
    E = 2* k e/(R/2)^2 = 8 k e/R^2
    where R is the separation of the two charges, and k is the Coulomb constant..

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