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Chemistry
Chemistry
Problem
At 298 K the equilibrium constant for
N
2
O
4
(
g
)
⇌
2
NO
2
(
g
)
\text{N}_2\text{O}_4(g)\rightleftharpoons 2\,\text{NO}_2(g)
N
2
O
4
(
g
)
⇌
2
NO
2
(
g
)
is
K
c
=
4.6
×
10
−
3
K_c = 4.6\times10^{-3}
K
c
=
4.6
×
1
0
−
3
. A container initially holds
[
NO
2
]
=
0.800
M
[\text{NO}_2]=0.800\,\text{M}
[
NO
2
]
=
0.800
M
and no
N
2
O
4
\text{N}_2\text{O}_4
N
2
O
4
. What is the equilibrium concentration of NO
2
_2
2
? a)
0.791
M
0.791\,\text{M}
0.791
M
b)
0.0020
M
0.0020\,\text{M}
0.0020
M
c)
0.042
M
0.042\,\text{M}
0.042
M
d)
0.059
M
0.059\,\text{M}
0.059
M
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