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Posted by on Saturday, October 15, 2011 at 3:12pm.

The mass of one electron is 9.11 * 10(negative 28) grams. A uranium atom contains 92 electrons. Find the total mass of the electrons in a uranium atom. Express your answer in scientific notation.

  • math - , Saturday, October 15, 2011 at 4:15pm

    just multiply

    9.11E-28 * 92

    838.12E-28

    8.3812E-26

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