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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Quizplus · Accepted Answer

The root-mean-square speed is the square root of the average of the squares of the speeds of the molecules, which is different from the options provided.

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