At a certain temperature, molecules of methane gas CH4 have an average velocity of 0.098m/s. What is the average velocity of carbon dioxide molecules at this same temperature?

Question

Chemistry

Eden Zimmerman

11 January, 10:43

At a certain temperature, molecules of methane gas CH4 have an average velocity of 0.098m/s. What is the average velocity of carbon dioxide molecules at this same temperature?

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Bailey · Answer 1

At the same temperature all molecules have the same kinetic energy:

0.5 m (CH₄) * V₁² = 0.5 x m (CO₂) x V₂²

0.5 x 16 x (0.098) ² = 0.5 x 44 x V₂²

V₂ = 0.059 m/s