One Mole of a Substance Contains 6

question 10

Multiple Choice

One mole of a substance contains 6.02 × 10²³ protons and an equal number of electrons. If the protons could somehow be separated from the electrons and placed in very small, individual containers separated by a million meters, what would be the magnitude of the electrostatic force exerted by one box on the other?

• A)8.7 × 10³ N
• B)9.5 × 10⁴ N
• C)2.2 × 10⁵ N
• D)8.4 × 10⁷ N
• E)1.6 × 10⁸ N

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Definitions:

Cations

Positively charged atoms.

Electrons

Subatomic particles with a negative charge, orbiting the nucleus of an atom and involved in chemical bonding and electricity.

Positive Charge

A type of electric charge, typically carried by protons, that repels other positively charged particles and attracts negatively charged particles.

Negative Charge

An electrical charge that results from having more electrons than protons in an atom or molecule.