Chemisty

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The radius of a lead atom is 175 pm. How many lead atoms would have to be laid side by side to span a distance of 1.58 mm?

  • Chemisty -

    If the radius is 175 pm then the diameter is 350 pm.
    350 pm/atom x # atoms = 1.58E9 pm
    Solve for # atoms.

  • Chemisty -

    20

  • Chemisty -

    The radius of a strontium atom is 215 pm. How many strontium atoms would have to be laid side by side to span a distance of 2.56 mm?

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