The Root-Mean-Square Speed of Molecules in a Gas Is

question 59

Multiple Choice

The root-mean-square speed of molecules in a gas is:

• A)the most probable speed
• B)that speed such that half the molecules are moving faster than v_rms and the other half are moving slower
• C)the average speed of the molecules
• D)the square root of the square of the average speed
• E)none of the above

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