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Chemistry
Chemistry
Problem
At 300 K, what is the approximate ratio
u
rms
(
H
2
)
u
rms
(
O
2
)
\dfrac{u_{\text{rms}}(\text{H}_2)}{u_{\text{rms}}(\text{O}_2)}
u
rms
(
O
2
)
u
rms
(
H
2
)
of the rms speed of
H
2
\text{H}_2
H
2
molecules to that of
O
2
\text{O}_2
O
2
molecules? (Molar masses:
H
2
=
2
g mol
−
1
\text{H}_2 = 2\,\text{g mol}^{-1}
H
2
=
2
g mol
−
1
,
O
2
=
32
g mol
−
1
\text{O}_2 = 32\,\text{g mol}^{-1}
O
2
=
32
g mol
−
1
.) a)
16
16
16
b)
4
4
4
c)
2
2
2
d)
8
8
8
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