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22 December, 17:23

The radius of a water molecule is about 1.4 angstroms. One angstrom is 0.00000001 cm. What is the diameter of a water molecule in centimeters?

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  1. 22 December, 18:42
    0
    Radius of a circle is half of the diameter

    Diameter : D, Raduis : R

    D = 2R

    R = 1.4 angstrom

    1 angstrom = 0.00000001 cm = 10^-7 cm

    R = 1.4 * 10^-7 cm

    D = 2.8 * 10^-7 cm

    The Diameter is 2.8x10^-7 cm
  2. 22 December, 19:45
    0
    Diameter : D, Raduis : R

    D = 2R

    R = 1.4 angstrom

    1 angstrom = 0.00000001 cm = 10^-7

    cm

    R = 1.4 * 10^-7 cm

    D = 2.8 * 10^-7 cm
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