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Byju's Answer
Standard XII
Chemistry
Properties of Water
If the heat o...
Question
If the heat of formation of NO2 is x \lbrack1/2N2+O2=NO .heat of reaction N2+O2=2NO is y and the heat of reaction 2NO+O2=2NO is z then (a)2x+z=y (b)2y+x=x (c)2x-z=y (d)2z+x=y
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Similar questions
Q.
For these chemical equilibriums:
N
2
+
O
2
⇋
2
N
O
,
K
1
1
2
N
2
+
1
2
O
2
⇋
N
O
,
K
2
2
N
O
⇌
N
2
+
O
2
;
K
3
N
O
⇌
1
2
N
2
+
1
2
O
2
,
K
4
K
1
×
K
3
=
x
;
√
(
K
1
)
×
K
4
=
y
;
√
(
K
3
)
×
K
2
=
z
What will be the value of
x
y
z
?
Q.
Consider the following sequence of conversion. X, Y, and Z can be described as:
2
N
O
+
O
2
(
X
)
⇌
2
N
O
2
(
Y
)
c
o
o
l
⇌
h
e
a
t
N
2
O
4
(
Z
)
Q.
The favourable condition for the reaction
N
2
+
O
2
⇌
2
N
O
+ heat is _________.
Q.
N
2
+
O
2
⇌
2
N
O
−
H
e
a
t
The forward reaction would be favoured by:
Q.
In the formation of nitric acid,
N
2
and
O
2
are made to combine. Which of the following condition will favour the formation of
N
O
?
N
2
+
O
2
⇌
2
N
O
+
H
e
a
t
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