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Chemistry
Chemistry
Problem
At
400
K
400\,\text{K}
400
K
, estimate the ratio
v
rms, He
/
v
rms, O
2
v_{\text{rms, He}}/v_{\text{rms, O}_2}
v
rms, He
/
v
rms, O
2
of the root-mean-square speeds of helium atoms (atomic mass
4
u
4\,\text{u}
4
u
) to oxygen molecules
O
2
\mathrm{O}_2
O
2
(molecular mass
32
u
32\,\text{u}
32
u
), assuming both gases behave ideally.
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