cheergirl8891 cheergirl8891

14-02-2024
Physics

contestada

A mixture of 2 moles of helium gas (atomic mass = 4 u), and 1 mole of argon gas (atomic mass = 40 u) is kept at 300 K in a container. The ratio of their rms speeds Vᵣₘₛ (helium)/Vᵣₘₛ (arg on) is close to ....

A. 2,24
B. 0,45
C. 0,32
D. 3,16

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