At What Temperature in Kelvin Is the Root Mean Square

question 4

Multiple Choice

At what temperature in Kelvin is the root mean square speed of helium atoms (atomic weight = 4.00) equal to that of oxygen molecules (molecular weight = 32.00) at 300.K?

• A)37.5 K
• B)75 K
• C)106 K
• D)292 K
• E)2400.K

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