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Byju's Answer
Standard XII
Chemistry
Equilibrium Constant and Standard Free Energy Change
Calculate Δ...
Question
Calculate
Δ
G
∘
for conversion of oxygen to ozygen to ozone
3
2
O
2
(
g
)
→
O
3
(
g
)
at 298 K if
K
p
for this conversion
2.47
×
10
−
29
Open in App
Solution
Gibbs energy for the conversion of oxygen to ozone
3
/
2
O
2
→
O
3
at 298K.
Kp for this conversion is 2.47 X 10-29
So here we get the formula for the calculation of the Gibbs free energy as
G= -RT lnkp
Where R is the gas constant,
T is the kelvin temperature
Therefore G =
−
8.314
×
298
×
2.303
l
o
g
(
2.47
×
10
−
29
)
G = 163228.93 J
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Similar questions
Q.
Calculate
Δ
G
o
for the conversion of oxygen to ozone;
(
3
/
2
)
O
2
(
g
)
⇌
O
3
(
g
)
at
298
K
, if
K
P
for this conversion is
2.47
×
10
−
29
.
Q.
3
2
O
2
(
g
)
⟶
O
3
(
g
)
K
p
for this reaction is
2.47
×
10
−
29
. At 298 K,
Δ
r
G
o
for conversion of oxygen to ozone will be:
Q.
Calculate
△
G
∘
for conversion of oxygen to ozone
3
/
2
O
2
(
g
)
→
O
3
(
g
)
a
t
298
K
,
i
f
K
p
for this conversion is 2.47
×
10
−
29
(Use log(2.47) = 0.4)
Q.
Calculate
Δ
r
G
o
for conversion of oxygen to ozone, 3/2
O
2
(
g
)
→
O
2
(
g
)
at 298 K; if
K
p
for this conversion is
2.47
×
10
−
29
. [Given:
l
o
g
10
2.47
=
0.392
]
Q.
Calculate free energy change for the conversion of oxygen to ozone at 298 K, if
K
p
for the change
3
2
O
2
(
g
)
→
O
3
(
g
)
at 298 K is
2.47
×
10
−
29
(
a
t
m
)
−
1
2
.
log 2.47=0.3926
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