If the Interaction Between Two Species Is Proportional to 1/r²

question 166

Multiple Choice

If the interaction between two species is proportional to 1/r², which of the following is likely involved?

• A) Chloromethane molecules in the liquid phase
• B) Na⁺ and H₂O
• C) Bromine molecules in the liquid phase
• D) Chloromethane molecules in the gas phase
• E) Ions in an ionic solid

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