The Rms Speed of a Certain Sample of Carbon Dioxide

question 36

Multiple Choice

The rms speed of a certain sample of carbon dioxide molecules, with a molecular weight of 44 g/mole is 396 m/s. What is the rms speed of water molecules, with a molecular weight of 18 g/mol at the same temperature?

• A) 253 m/s
• B) 387 m/s
• C) 421 m/s
• D) 506 m/s
• E) 619 m/s

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Definitions:

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