QuestionGaseous state / kinetic theory
Which one of the following comparisons of the average translational kinetic energy (K.E.) and the average molecular speeds of H₂ and N₂ gases at 300 K is correct?
- (a) Average translational K.E.: H₂ = N₂; Average molecular speed: H₂ = N₂
- (b) Average translational K.E.: H₂ < N₂; Average molecular speed: H₂ > N₂
- (c) Average translational K.E.: H₂ = N₂; Average molecular speed: H₂ < N₂
- (d) Average translational K.E.: H₂ = N₂; Average molecular speed: H₂ > N₂
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