Use the Kinetic Theory of Gases to Determine the Root-Mean-Square

question 1

Multiple Choice

Use the kinetic theory of gases to determine the root-mean-square speed of phosphine, PH₃, molecules at a temperature of 450 °C.

• A) 570 m s^-1
• B) 23 m s^-1
• C) 730 m s^-1
• D) 670 m s^-1

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