Calculate the Molecular Weight of a Gas That Has a Root

question 4

Multiple Choice

Calculate the molecular weight of a gas that has a root mean square velocity of 269 m s^-1 at 381 K.

• A) 131 g mol^-1
• B) 83.8 g mol^-1
• C) 39.9 g mol^-1
• D) 20.2 g mol^-1
• E) 4.00 g mol^-1

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