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class 11
| chemistry
Solutions for all the questions from class 11
of subject chemistry
CLASS
class 10
class 11
class 12
class 6
class 7
class 8
class 9
SUBJECT
chemistry
CHAPTER
14th group elements
alcohols and phenols
alkanes
alkyl halides
atomic structure
carbonyl compounds
chemical bonding
chemical bonding and molecular structure
chemical equilibrium
chemical thermodynamics
View All ↓
Class 11
Chemistry
Thermochemistry
Thermodynamics
A diatomic gas is heated at constant at constant pressure. What fraction of the heat energy is used to increase the internal energy ?
Class 11
Chemistry
Thermochemistry
Thermodynamics
1 kg of water is heated from 40 C to 70 C, If its volume remains constant, then the change in internal energy is (specific heat of water = 4148 J
k
g
−
1
K
−
1
)
Class 11
Chemistry
Thermochemistry
Thermodynamics
The internal energy of compressed real gas, as compared to that of the ideal gas at the same temperature is
Class 11
Chemistry
Thermochemistry
Thermodynamics
The molar enthalpy change for
H
2
O
(
1
)
⇌
H
2
O
(
g
)
at
3
7
3
K and
1
atm is
4
1
kJ/mol. Assuming ideal behavior, the internal energy change for vaporization of
1
mol of water at
3
7
3
K and
1
atm in kJ
m
o
l
−
1
is
?
Class 11
Chemistry
Thermochemistry
Thermodynamics
1
0
0
g
of water is heated from
3
0
o
C
to
5
0
o
C
. Ignoring the slight expansion of water, the change in its internal energy is (Specific heat of water is
4
2
0
0
J
k
g
−
1
K
−
1
)
Class 11
Chemistry
Thermochemistry
Thermodynamics
In a thermodynamic process, a system absorbs 2 k cal of heat and at the same time does 800 J of work. The change in internal energy of the system is
Class 11
Chemistry
Thermochemistry
Thermodynamics
An ideal monoatomic gas undergoes a process in which its internal energy U and density
ρ
vary as
U
ρ
=
c
o
n
s
t
a
n
t
.
The ratio of change in internal energy and the work done by the gas is
Class 11
Chemistry
Thermochemistry
Thermodynamics
In a thermodynamic system working subtance is ideal gas, its internal energy is in the from of
Class 11
Chemistry
Thermochemistry
Thermodynamics
Internal energy of an ideal gas depends on:
Class 11
Chemistry
Thermochemistry
Thermodynamics
Internal energy does not include
1
2
3
4
5
6
7
8
9
10
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class 11
| chemistry
Solutions for all the questions from class 11
of subject chemistry
Filter Results
CLASS
class 10
class 11
class 12
class 6
class 7
class 8
class 9
SUBJECT
chemistry
CHAPTER
14th group elements
alcohols and phenols
alkanes
alkyl halides
atomic structure
carbonyl compounds
chemical bonding
chemical bonding and molecular structure
chemical equilibrium
chemical thermodynamics
View All ↓
Class 11
Chemistry
Thermochemistry
Thermodynamics
A diatomic gas is heated at constant at constant pressure. What fraction of the heat energy is used to increase the internal energy ?
Class 11
Chemistry
Thermochemistry
Thermodynamics
1 kg of water is heated from 40 C to 70 C, If its volume remains constant, then the change in internal energy is (specific heat of water = 4148 J
k
g
−
1
K
−
1
)
Class 11
Chemistry
Thermochemistry
Thermodynamics
The internal energy of compressed real gas, as compared to that of the ideal gas at the same temperature is
Class 11
Chemistry
Thermochemistry
Thermodynamics
The molar enthalpy change for
H
2
O
(
1
)
⇌
H
2
O
(
g
)
at
3
7
3
K and
1
atm is
4
1
kJ/mol. Assuming ideal behavior, the internal energy change for vaporization of
1
mol of water at
3
7
3
K and
1
atm in kJ
m
o
l
−
1
is
?
Class 11
Chemistry
Thermochemistry
Thermodynamics
1
0
0
g
of water is heated from
3
0
o
C
to
5
0
o
C
. Ignoring the slight expansion of water, the change in its internal energy is (Specific heat of water is
4
2
0
0
J
k
g
−
1
K
−
1
)
Class 11
Chemistry
Thermochemistry
Thermodynamics
In a thermodynamic process, a system absorbs 2 k cal of heat and at the same time does 800 J of work. The change in internal energy of the system is
Class 11
Chemistry
Thermochemistry
Thermodynamics
An ideal monoatomic gas undergoes a process in which its internal energy U and density
ρ
vary as
U
ρ
=
c
o
n
s
t
a
n
t
.
The ratio of change in internal energy and the work done by the gas is
Class 11
Chemistry
Thermochemistry
Thermodynamics
In a thermodynamic system working subtance is ideal gas, its internal energy is in the from of
Class 11
Chemistry
Thermochemistry
Thermodynamics
Internal energy of an ideal gas depends on:
Class 11
Chemistry
Thermochemistry
Thermodynamics
Internal energy does not include
1
2
3
4
5
6
7
8
9
10
Previous
page
1 / 78
You're on page
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page
2
page
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page
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page
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page
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78
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