One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder arrangement. It is brought to 1 bar isothermally against a resisting pressure of 1 bar. The work done (in Joules) by the gas is

Question

One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder arrangement. It is brought to 1 bar isothermally against a resisting pressure of 1 bar. The work done (in Joules) by the gas is

A. 30554

B. 10373

C. 4988.4

D. 4364.9

Correct Answer :

B. 10373

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Comment

Heat requirement for decomposition of a compound into its elements is __________ that is evolved during the formation of that compound from its elements.

Discuss this answer

If we increase the pressure on a substance (which is at its triple point), then the triple point

Discuss this answer

The variation of heat of reaction with temperature at constant pressure is given by the __________ law.

Discuss this answer

In a turbine, the fluid expands almost

Discuss this answer

A refrigerator works on the principle of __________ law of thermodynamics.

A. Zeroth

B. First

C. Second

D. Third

Discuss this answer

A Carnot cycle consists of the following steps:

Discuss this answer

Which of the following liquid metals has the highest thermal conductivity?

Discuss this answer

A solute distributes itself between two nonmiscible solvents in contact with each other in such a way that, at a constant temperature, the ratio of its concentrations in two layers is constant, irrespective of its total amount. This is

Discuss this answer

Mollier chart is a __________ plot.

Discuss this answer

For a thermodynamic system containing 'x' chemical species, the maximum number of phases that can co-exist at equilibrium is

A. x

B. x + 1

C. x + 2

D. x + 3

Discuss this answer

Chemical potential of ith component of a system is given by

Discuss this answer

(∂H/∂T)_P is the mathematical expression for

A. C_V

Discuss this answer

In the equation PVⁿ = constant, if the value of n = y = C_p/C_v, then it represents a reversible __________ process.

Discuss this answer

The work done in an adiabatic change in a particular gas depends upon changes in the __________ only.

C. Volume

Discuss this answer

In the reaction, represented by, 2SO₂ + O₂ 2SO₃; ΔH = - 42 kcal; the forward reaction will be favoured by

Discuss this answer

Tea kept in a thermos flask is vigorously shaken. If the tea is considered as a system, then its temperature will

Discuss this answer

If an ideal solution is formed by mixing two pure liquids in any proportion, then the __________ of mixing is zero

B. Volume

Discuss this answer

In the ammonia synthesis reaction, N₂ + 3H₂ 2NH₃ + 22.4 kcal, the formation of NH₃ will be favoured by

Discuss this answer

Gibbs free energy of mixing at constant pressure and temperature is always

A. 0

B. ∞

C. + ve

D. - ve

Discuss this answer

Which of the following is not a unit of the equilibrium constant K_p? (where, Δx = number of moles of products number of moles of reactants)

Discuss this answer

The molar excess Gibbs free energy, g^E, for a binary liquid mixture at T and P is given by, (g^E/RT) = A . x₁. x₂, where A is a constant. The corresponding equation for ln y₁, where y₁ is the activity co-efficient of component 1, is

B. Ax₁

C. Ax₂

Discuss this answer

The relation connecting the fugacities of various components in a solution with one another and to composition at constant temperature and pressure is called the __________ equation.

Discuss this answer

The internal energy of a gas obeying P (V - b) RT (where, b is a positive constant and has a constant C_v), depends upon its

B. Volume

Discuss this answer

Consider the reaction, C + O₂ CO₂; ΔH = - 94 kcal. What will be the value of ΔH for the reaction CO₂ → C + O₂?

Discuss this answer

Fugacity is a measure of the

Discuss this answer

Pick out the correct statement.

Discuss this answer

Which of the following processes cannot be made reversible even under ideal condition of operation?

Discuss this answer

Pick out the extensive property out of the following.

Discuss this answer

With increase in compression ratio, the efficiency of the otto engine

Discuss this answer

The energy of activation of exothermic reaction is

A. Zero

Discuss this answer

Answer 1

A. The same

Answer 2

B. Less than

Answer 3

C. Greater than

Answer 4

D. Different than

Answer 5

A. Increases

Answer 6

B. Decreases

Answer 7

C. Remains unchanged

Answer 8

D. May increase or decrease; depends on the substance

Answer 9

A. Kelvin's

Answer 10

B. Antoines

Answer 11

C. Kirchoffs

Answer 12

D. None of these

Answer 13

A. Isothermally

Answer 14

B. Isobarically

Answer 15

C. Adiabatically

Answer 16

D. None of these

Answer 17

A. Two isothermal and two isentropic

Answer 18

B. Two isobaric and two isothermal

Answer 19

C. Two isochoric and two isobaric

Answer 20

D. Two isothermals and two isochoric

Answer 21

A. Molten sodium

Answer 22

B. Molten lead

Answer 23

C. Mercury

Answer 24

D. Molten potassium

Answer 25

A. The distribution law

Answer 26

B. Followed from Margules equation

Answer 27

C. A corollary of Henry's law

Answer 28

D. None of these

Answer 29

A. Pressure vs. enthalpy

Answer 30

B. Pressure vs. volume

Answer 31

C. Enthalpy vs. entropy

Answer 32

D. Temperature vs. entropy

Answer 33

A. μ_i = (∂F/∂n_i)_{T, P, ni}

Answer 34

B. μ_i = (∂A/∂n_i)_{T, P, ni}

Answer 35

C. μ_i = (∂F/∂n_i)_{T, P}

Answer 36

D. μ_i = (∂A/∂n_i)_{T, P}

Answer 37

B. Entropy change

Answer 38

C. Gibbs free energy

Answer 39

D. None of these

Answer 40

A. Isothermal

Answer 41

B. Adiabatic

Answer 42

C. Isentropic

Answer 43

D. Polytropic

Answer 44

A. Temperature

Answer 45

B. Specific heat

Answer 46

D. Pressure

Answer 47

A. Low temperature

Answer 48

B. High pressure

Answer 49

C. Both (A) and (B)

Answer 50

D. Neither (A) nor (B)

Answer 51

A. Increase

Answer 52

B. Decrease

Answer 53

C. Remain unchanged

Answer 54

D. First fall and then rise

Answer 55

A. Enthalpy

Answer 56

C. Both 'a' & 'b'

Answer 57

D. Neither 'a' nor 'b'

Answer 58

A. High temperature

Answer 59

B. Low pressure

Answer 60

C. Low temperature only

Answer 61

D. Both low temperature and high pressure

Answer 62

A. (atm)^Δx, when Δx is negative

Answer 63

B. (atm)^Δx, when Δx is positive

Answer 64

C. Dimensionless, when Δx = 0

Answer 65

D. (atm)^Δx2, when Δx > 0

Answer 66

A. A . x₂²

Answer 67

D. Ax₁²

Answer 68

A. Gibbs-Duhem

Answer 69

B. Van Laar

Answer 70

C. Gibbs-Helmholtz

Answer 71

D. Margules

Answer 72

A. Pressure

Answer 73

C. Temperature

Answer 74

D. All (A), (B) & (C)

Answer 75

A. -94 kcal

Answer 76

B. +94 kcal

Answer 77

C. > 94 kcal

Answer 78

D. < -94 kcal

Answer 79

A. Escaping tendencies of the same substance in different phases of a system

Answer 80

B. Relative volatility of a mixture of two miscible liquids

Answer 81

C. Behaviour of ideal gases

Answer 82

D. None of these

Answer 83

A. The available energy in an isolated system for all irreversible (real) processes decreases

Answer 84

B. The efficiency of a Carnot engine increases, if the sink temperature is decreased

Answer 85

C. The reversible work for compression in non-flow process under isothermal condition is the change in Helmholtz free energy

Answer 86

D. All (A), (B) and (C)

Answer 87

A. Free expansion of a gas

Answer 88

B. Compression of air in a compressor

Answer 89

C. Expansion of steam in a turbine

Answer 90

D. All (A), (B) & (C)

Answer 91

A. Surface tension

Answer 92

B. Free energy

Answer 93

C. Specific heat

Answer 94

D. Refractive index

Answer 95

A. Increases

Answer 96

B. Decreases

Answer 97

C. Remain constant

Answer 98

D. Increases linearly

Answer 99

B. Negative

Answer 100

C. Very large compared to that for endothermic reaction

Answer 101

D. Not possible to predict

One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder arrangement. It is brought to 1 bar isothermally against a resisting pressure of 1 bar. The work done (in Joules) by the gas is

Correct Answer :

Show all Chemical Engineering Thermodynamics MCQ

Related Questions

Heat requirement for decomposition of a compound into its elements is __________ that is evolved during the formation of that compound from its elements.

If we increase the pressure on a substance (which is at its triple point), then the triple point

The variation of heat of reaction with temperature at constant pressure is given by the __________ law.

In a turbine, the fluid expands almost

A refrigerator works on the principle of __________ law of thermodynamics.

A Carnot cycle consists of the following steps:

Which of the following liquid metals has the highest thermal conductivity?

A solute distributes itself between two nonmiscible solvents in contact with each other in such a way that, at a constant temperature, the ratio of its concentrations in two layers is constant, irrespective of its total amount. This is

Mollier chart is a __________ plot.

For a thermodynamic system containing 'x' chemical species, the maximum number of phases that can co-exist at equilibrium is

Chemical potential of ith component of a system is given by

(∂H/∂T)_P is the mathematical expression for

In the equation PVⁿ = constant, if the value of n = y = C_p/C_v, then it represents a reversible __________ process.

The work done in an adiabatic change in a particular gas depends upon changes in the __________ only.

In the reaction, represented by, 2SO₂ + O₂ 2SO₃; ΔH = - 42 kcal; the forward reaction will be favoured by

Tea kept in a thermos flask is vigorously shaken. If the tea is considered as a system, then its temperature will

If an ideal solution is formed by mixing two pure liquids in any proportion, then the __________ of mixing is zero

In the ammonia synthesis reaction, N₂ + 3H₂ 2NH₃ + 22.4 kcal, the formation of NH₃ will be favoured by

Gibbs free energy of mixing at constant pressure and temperature is always

Which of the following is not a unit of the equilibrium constant K_p? (where, Δx = number of moles of products number of moles of reactants)

The molar excess Gibbs free energy, g^E, for a binary liquid mixture at T and P is given by, (g^E/RT) = A . x₁. x₂, where A is a constant. The corresponding equation for ln y₁, where y₁ is the activity co-efficient of component 1, is

The relation connecting the fugacities of various components in a solution with one another and to composition at constant temperature and pressure is called the __________ equation.

The internal energy of a gas obeying P (V - b) RT (where, b is a positive constant and has a constant C_v), depends upon its

Consider the reaction, C + O₂ CO₂; ΔH = - 94 kcal. What will be the value of ΔH for the reaction CO₂ → C + O₂?

Fugacity is a measure of the

Pick out the correct statement.

Which of the following processes cannot be made reversible even under ideal condition of operation?

Pick out the extensive property out of the following.

With increase in compression ratio, the efficiency of the otto engine

The energy of activation of exothermic reaction is

Also checkout

One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder arrangement. It is brought to 1 bar isothermally against a resisting pressure of 1 bar. The work done (in Joules) by the gas is

Correct Answer :

Show all Chemical Engineering Thermodynamics MCQ

Related Questions

Heat requirement for decomposition of a compound into its elements is __________ that is evolved during the formation of that compound from its elements.

If we increase the pressure on a substance (which is at its triple point), then the triple point

The variation of heat of reaction with temperature at constant pressure is given by the __________ law.

In a turbine, the fluid expands almost

A refrigerator works on the principle of __________ law of thermodynamics.

A Carnot cycle consists of the following steps:

Which of the following liquid metals has the highest thermal conductivity?

A solute distributes itself between two nonmiscible solvents in contact with each other in such a way that, at a constant temperature, the ratio of its concentrations in two layers is constant, irrespective of its total amount. This is

Mollier chart is a __________ plot.

For a thermodynamic system containing 'x' chemical species, the maximum number of phases that can co-exist at equilibrium is

Chemical potential of ith component of a system is given by

(∂H/∂T)P is the mathematical expression for

In the equation PVn = constant, if the value of n = y = Cp/Cv, then it represents a reversible __________ process.

The work done in an adiabatic change in a particular gas depends upon changes in the __________ only.

In the reaction, represented by, 2SO2 + O2 2SO3; ΔH = - 42 kcal; the forward reaction will be favoured by

Tea kept in a thermos flask is vigorously shaken. If the tea is considered as a system, then its temperature will

If an ideal solution is formed by mixing two pure liquids in any proportion, then the __________ of mixing is zero

In the ammonia synthesis reaction, N2 + 3H2 2NH3 + 22.4 kcal, the formation of NH3 will be favoured by

Gibbs free energy of mixing at constant pressure and temperature is always

Which of the following is not a unit of the equilibrium constant Kp? (where, Δx = number of moles of products number of moles of reactants)

The molar excess Gibbs free energy, gE, for a binary liquid mixture at T and P is given by, (gE/RT) = A . x1. x2, where A is a constant. The corresponding equation for ln y1, where y1 is the activity co-efficient of component 1, is

The relation connecting the fugacities of various components in a solution with one another and to composition at constant temperature and pressure is called the __________ equation.

The internal energy of a gas obeying P (V - b) RT (where, b is a positive constant and has a constant Cv), depends upon its

Consider the reaction, C + O2 CO2; ΔH = - 94 kcal. What will be the value of ΔH for the reaction CO2 → C + O2?

Fugacity is a measure of the

Pick out the correct statement.

Which of the following processes cannot be made reversible even under ideal condition of operation?

Pick out the extensive property out of the following.

With increase in compression ratio, the efficiency of the otto engine

The energy of activation of exothermic reaction is

Also checkout

(∂H/∂T)_P is the mathematical expression for

In the equation PVⁿ = constant, if the value of n = y = C_p/C_v, then it represents a reversible __________ process.

In the reaction, represented by, 2SO₂ + O₂ 2SO₃; ΔH = - 42 kcal; the forward reaction will be favoured by

In the ammonia synthesis reaction, N₂ + 3H₂ 2NH₃ + 22.4 kcal, the formation of NH₃ will be favoured by

Which of the following is not a unit of the equilibrium constant K_p? (where, Δx = number of moles of products number of moles of reactants)

The molar excess Gibbs free energy, g^E, for a binary liquid mixture at T and P is given by, (g^E/RT) = A . x₁. x₂, where A is a constant. The corresponding equation for ln y₁, where y₁ is the activity co-efficient of component 1, is

The internal energy of a gas obeying P (V - b) RT (where, b is a positive constant and has a constant C_v), depends upon its

Consider the reaction, C + O₂ CO₂; ΔH = - 94 kcal. What will be the value of ΔH for the reaction CO₂ → C + O₂?