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Tardigrade
Question
Chemistry
The reaction: A ( g )+2 B ( g ) arrow C ( g )+ D ( g ) is an elementary process. In an experiment, the initial partial pressure of A and B are P A =0.60 atm and P B =0.80 atm . When P C =0.20 atm, the rate of reaction relative to the initial rate is:
Q. The reaction
:
A
(
g
)
+
2
B
(
g
)
→
C
(
g
)
+
D
(
g
)
is an elementary process. In an experiment, the initial partial pressure of
A
and
B
are
P
A
=
0.60
a
t
m
and
P
B
=
0.80
a
t
m
.
When
P
C
=
0.20
atm, the rate of reaction relative to the initial rate is:
1673
213
Chemical Kinetics
Report Error
A
16
1
B
24
1
C
6
1
D
48
1
Solution:
Since it is an elementary reaction
Rate of reaction
=
K
(
A
)
(
B
)
2
Rate of reaction (initial)
=
K
[
0.60
]
[
0.80
]
2
...
(
1
)
Rate of reaction (final)
=
K
[
0.40
]
[
0.40
]
2
...
(
2
)
Rate
initial
Rate
final
=
(
0.6
)
(
0.8
)
2
(
0.40
)
(
0.40
)
2
=
6
1