BCS Written Chemistry Practice Questions - BCS Written Post-Related Chemistry, Subject Code 531, Total Marks 200 Exam

The rms speed of O₂ (M = 0.0320 kg mol⁻¹) at 300 K is closest to which value? (R = 8.314 J K⁻¹ mol⁻¹)

215 m s⁻¹ 342 m s⁻¹ 484 m s⁻¹ 726 m s⁻¹

Correct Answer:

484 m s⁻¹

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