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Standard XII
Chemistry
Electrometallurgy
16. A+3B=P. Δ...
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16. A+3B=P. Δ H=-2xkj/mole of A M=2Q+R. Δ H=x kj/mole of M. If these reactions are carried simultaneously in a reactor such that temperature is not changing. If rate of disappearance of B is Y/sec then rate of formation (in M/sec) of Q is
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Q.
A drop of solution (volume = 0.10ml) contains
6
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10
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moles of
H
+
, if the rate constant of disappearence of
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l
i
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e
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Q.
A drop of solution (volume 0.10 mL) contains
6
×
10
−
6
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H
+
, if the rate constant of disappearance of
H
+
is
1
×
10
7
m
o
l
e
l
i
t
r
e
−
1
s
e
c
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. How long would it take for
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in drop to disappear?
Q.
A drop of solution(volume
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×
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−
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mole of
H
+
. If the rate constant of disappearance of
H
+
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10
7
mol
l
i
t
r
e
−
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s
e
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−
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, how long would it take for
H
+
in the drop to disappear?
Q.
A drop of solution (volume
0.05
m
L
) contains
3
×
10
−
6
mole of
H
+
. If the rate constant of disappearance of
H
+
is
10
7
m
o
l
l
i
t
r
e
−
1
s
e
c
−
1
, how long would it take for
H
+
in the drop to disappear?
Q.
A certain chemical reaction rate is given as
Rate
=
k
[
C
]
2
[
H
]
2
, where
C
→
carbon,
H
→
hydorgen and
k
→
rate constant. It was found that at certian concentrations of
C
=
4
m
o
l
e
s
m
3
and
H
=
5
m
o
l
e
s
m
3
,the rate was
30
m
o
l
e
s
m
3
×
s
e
c
. What is the value of
k
?
Note:
Ignore the units; only report the magnitudes.
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