Chemistry/physics

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The KE of a hydrogen atom's electron is 12.65 eV. Calculate the velocity of the electron?

Known: KE=mv^2

  • Chemistry/physics -

    What's the trouble here?
    Change 12.65 eV to joules = KE and solve for v. m = approx 9.11E-31 kg but you should confirm that since my memory isn't all that good any more.

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