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Chemistry
Chemistry
Problem
Solid
Fe
2
O
3
\text{Fe}_2\text{O}_3
Fe
2
O
3
reacts with carbon monoxide as shown:
Fe
2
O
3
(
s
)
+
3
CO
(
g
)
→
2
Fe
(
s
)
+
3
CO
2
(
g
)
\text{Fe}_2\text{O}_3(s)+3\,\text{CO}(g)\rightarrow 2\,\text{Fe}(s)+3\,\text{CO}_2(g)
Fe
2
O
3
(
s
)
+
3
CO
(
g
)
→
2
Fe
(
s
)
+
3
CO
2
(
g
)
. When
25.0
g
25.0\,\text{g}
25.0
g
of
Fe
2
O
3
\text{Fe}_2\text{O}_3
Fe
2
O
3
is heated with
30.0
g
30.0\,\text{g}
30.0
g
of CO,
12.0
g
12.0\,\text{g}
12.0
g
of Fe is isolated. What is the percent yield of Fe for this reaction? a)
48.0
%
48.0\,\%
48.0
%
b)
30.1
%
30.1\,\%
30.1
%
c)
68.6
%
68.6\,\%
68.6
%
d)
45.8
%
45.8\,\%
45.8
%
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