The Root-Mean-Square Speed of the Molecules of an Ideal Gas $\sqrt { 2 }$

question 48

Multiple Choice

The root-mean-square speed of the molecules of an ideal gas is v. The gas is now slowly compressed to one-half its original volume with no change in temperature. What is the root-mean-square speed of the molecules now?

• A) 4v
• B) 2v
• C) v/ \(\sqrt { 2 }\)
• D) v
• E) v/2

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