Which of the following is the correct relationship for the root mean square velocity $(V_{rms})$?
- A$V_{rms} = \sqrt{\frac{8RT}{\pi M_w}}$
- B$V_{rms} = \sqrt{\frac{3RT}{M_w}}$
- C$V_{rms} = \sqrt{\frac{2RT}{M_w}}$
- D$V_{rms} = \frac{3RT}{M_w}$
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