Math

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The diameter of an atom is 2.3 x 10^ -8 centimeters. How many atoms can fit in a space .003 centimeters long, without exceeding it? Please help, thank you

  • Math -

    2.3*10^-8a = 3.0*10^-3

    a = (3.0*10-3)/2.3*10^-8 = 1.3*10^5

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