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a metal ball with a charge of 5.4x10^8 electrons is touched to another metal ball so that all the excess electrons are shared equally. What is the final cahrge on the first ball?

  • physics -

    5.4•10^8/2 =2.7•10^8.
    q = N•e= 2.7•10^8•1.6•10^-19 =
    =4.33•10^-11 C

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