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Chemistry
Chemistry
Problem
At 700 K the equilibrium constant for the reaction
2
S
O
2
(
g
)
+
O
2
(
g
)
⇌
2
S
O
3
(
g
)
\mathrm{2\,SO_2(g) + O_2(g) \;\rightleftharpoons\; 2\,SO_3(g)}
2
S
O
2
(
g
)
+
O
2
(
g
)
⇌
2
S
O
3
(
g
)
is
K
c
=
2.80
×
10
2
K_c = 2.80\times10^{2}
K
c
=
2.80
×
1
0
2
. A 2.00 L reaction vessel at 700 K contains 0.500 mol
S
O
2
\mathrm{SO_2}
S
O
2
, 0.250 mol
O
2
\mathrm{O_2}
O
2
, and 0.500 mol
S
O
3
\mathrm{SO_3}
S
O
3
. Calculate the equilibrium concentration of
S
O
3
\mathrm{SO_3}
S
O
3
(g) at 700 K.
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