If both gases are at the same temperature, the rate of diffusion of \( \mathrm{O}_{2} \) is very...

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If both gases are at the same temperature, the rate of diffusion of \( \mathrm{O}_{2} \) is very close to:
(A) 8 times that of \( \mathrm{He} \)
(B) \( 0.35 \) times that of \( \mathrm{He} \)
(C) 2 times that of \( \mathrm{He} \)
(D) 4 times that of \( \mathrm{He} \)
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