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Byju's Answer
Standard XII
Physics
Lens Maker's Formula
Under what pr...
Question
Under what pressure an eqiumolar mixture of pcl3 and cl2 be placed at 250 degree centigrade in order to obtain pcl5 at 1 atm
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Q.
Under what pressure must an equimolar mixture of
P
C
l
3
and
C
l
2
be placed at
250
∘
C
in order to obtain
P
C
l
5
at
1
a
t
m
?
(
K
p
for dissociation of
P
C
l
5
=
1.78
)
.
Q.
In the reaction
P
C
l
5
⇌
P
C
l
3
+
C
l
2
the partial pressure of
P
C
l
3
,
C
l
2
and
P
C
l
5
are
0.3
,
0.2
and
0.6
a
t
m
respectively at equilibrium. If partial pressure of
P
C
l
3
and
C
l
2
was increased twice, what will be the partial pressure of
P
C
l
5
is in
a
t
m
at new equilibrium condition:
Q.
In an evacuated closed isolated chamber at
250
o
C
.
.02
mole
P
C
l
5
and
.01
mole
C
l
2
are mixed
(
P
C
l
5
⇌
P
C
l
3
+
C
l
2
)
. At equilibrium density of mixture was
2.49
g
/
L
and pressure was
1
atm. The number of total moles at equilibrium will be approximately:
Q.
In the reaction
P
C
l
5
⇌
P
C
l
3
+
C
l
2
the partial pressure of
P
C
l
3
,
C
l
2
and
P
C
l
5
are 0.3,0.2 and 0.6
a
t
m
respectively.If partial pressure of
P
C
l
3
and
C
l
2
was increased twice,what will be the partial pressure of
P
C
l
5
in
a
t
m
:
Q.
The degree of dissociation is
0.4
at
400
K
and
1
a
t
m
for the gaseous reaction.
P
C
l
5
⇌
P
C
l
3
+
C
l
2
. Assuming ideal behaviour of all the gases. Calculate the density of the equilibrium mixture at
400
K
and
1
atm Pressure.
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