Which of the Following Best Describes the Molecules of a Sample

question 6

Multiple Choice

Which of the following best describes the molecules of a sample of ethane gas at room temperature?

• A) Almost all of the molecules are frozen or locked in the eclipsed conformation.
• B) Almost all of the molecules are frozen or locked in the staggered conformation.
• C) The molecules are rapidly interconverting between the eclipsed and staggered conformations, but at any one time slightly more of them are present in the eclipsed conformation.
• D) The molecules are rapidly interconverting between the eclipsed and staggered conformations, but at any one time slightly more of them are present in the staggered conformation.

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