Two Identical Iron Spheres Have Equal Positive Charges and the Force

question 30

Multiple Choice

Two identical iron spheres have equal positive charges and the force between them when they are 1 m apart is 2 N.What percentage of the electrons has been removed from each sphere if each sphere has 1 mole (6 × 10²³) of iron atoms? (k_e = 8.99 × 10⁹ N⋅m²/C²,the atomic number of iron is 26,and the electron charge is −1.6 × 10−¹⁹ C) ​

• A)0.001%
• B)0.000 002%
• C)1 × 10−⁸ %
• D)6 × 10−¹⁰ %
• E)​6 × 10−¹² %

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Definitions:

Coplanar

Describes molecules or atoms that lie within the same geometric plane, indicating a flat, two-dimensional orientation.

Molecular Formula

A notation showing the types and numbers of atoms in a molecule without providing information on the arrangement or bonds between them.

Elements of Unsaturation

Indicators of the presence of double bonds, triple bonds, or rings in a molecule, which affect its hydrogen-to-carbon ratio.

Molecular Formula

A notation that shows the type and quantity of atoms in a molecule but not the bonds or arrangement.