The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called __________ temperature.

Question

The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called __________ temperature.

A. Boyle

Correct Answer :

A. Boyle

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Clausius-Clapeyron equation is applicable to __________ equilibrium processes.

Discuss this answer

Degree of freedom of the system ice-watervapour will be

A. 0

B. 1

C. 2

D. 3

Discuss this answer

For an incompressible fluid, the __________ is a function of both pressure as well as temperature.

Discuss this answer

What is the ratio of adiabatic compressibility to isothermal compressibility?

A. 1

B. < 1

C. > 1

D. >> 1

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High __________ is an undesirable property for a good refrigerant.

Discuss this answer

Which of the following exemplifies an adiabatic process?

Discuss this answer

Heating of water under atmospheric pressure is an __________ process.

Discuss this answer

The expression for entropy change given by, ΔS = - nR ln (P₂/P₁), holds good for

Discuss this answer

During a reversible isothermal expansion of an ideal gas, the entropy change is

A. +ve

B. 0

C. -ve

D. ∞

Discuss this answer

For any system, what is the minimum number of degrees of freedom?

A. 0

B. 1

C. 2

D. 3

Discuss this answer

Pick out the correct statement.

Discuss this answer

The equation, PV = nRT, is best obeyed by gases at

Discuss this answer

The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called the __________ temperature.

B. Boyle

Discuss this answer

Dry ice is

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

In the decomposition of PCl₅ represented by, PCl₅ PCl₃ + Cl₂, decrease in the pressure of the system will __________ the degree of dissociation of PCl5.

Discuss this answer

For a spontaneous process, free energy

Discuss this answer

Internal energy of an ideal gas

Discuss this answer

A refrigeration cycle is the same as a __________ cycle,

Discuss this answer

For an ideal gas, the chemical potential is given by

Discuss this answer

If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them. This is __________ law.

A. Hess's

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All gases except __________ shows a cooling effect during throttling process at atmospheric temperature and pressure.

A. Oxygen

C. Air

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Which is not constant for an ideal gas?

Discuss this answer

To obtain integrated form of Clausius-Clapeyron equation, ln (P₂/P₁) = (ΔH_V/R) (1/T₁ - 1/T₂) from the exact Clapeyron equation, it is assumed that the

Discuss this answer

Pick out the correct equation relating 'F' and 'A'.

Discuss this answer

The free energy change for a chemical reaction is given by (where, K = equilibrium constant)

D. T ln K

Discuss this answer

The expression for entropy change, ΔS = n C_p . ln (T₂/T₁), is valid for the __________ of a substance.

Discuss this answer

In any spontaneous process, the __________ free energy decreases.

B. Gibbs

Discuss this answer

Pick out the wrong statement.

Discuss this answer

For a multi-component system, the term chemical potential is equivalent to the

Discuss this answer

Answer 1

B. Inversion

Answer 2

C. Critical

Answer 3

D. Reduced

Answer 4

A. Solid-vapor

Answer 5

B. Solid-liquid

Answer 6

C. Liquid-vapor

Answer 7

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

Answer 8

A. Internal energy

Answer 9

B. Enthalpy

Answer 10

C. Entropy

Answer 11

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

Answer 12

A. Specific heat

Answer 13

B. Latent heat of vaporisation

Answer 14

C. Viscosity

Answer 15

D. Specific vapor volume

Answer 16

A. Melting of ice

Answer 17

B. Condensation of alcohol vapor

Answer 18

C. Sudden bursting of a cycle tube

Answer 19

D. Evaporation of water

Answer 20

A. Isochoric

Answer 21

B. Isobaric

Answer 22

C. Adiabatic

Answer 23

D. Isothermal

Answer 24

A. Expansion of a real gas

Answer 25

B. Reversible isothermal volume change

Answer 26

C. Heating of an ideal gas

Answer 27

D. Cooling of a real gas

Answer 28

A. Like internal energy and enthalpy, the absolute value of standard entropy for elementary substances is zero

Answer 29

B. Melting of ice involves increase in enthalpy and a decrease in randomness

Answer 30

C. The internal energy of an ideal gas depends only on its pressure

Answer 31

D. Maximum work is done under reversible conditions

Answer 32

A. Low pressure & high temperature

Answer 33

B. High pressure & low temperature

Answer 34

C. Low pressure & low temperature

Answer 35

D. None of these

Answer 36

A. Critical

Answer 37

C. Inversion

Answer 38

D. Reduced

Answer 39

A. Moisture free ice

Answer 40

B. Solid helium

Answer 41

C. Solid carbon dioxide

Answer 42

D. None of these

Answer 43

A. Gibbs-Duhem

Answer 44

B. Van Laar

Answer 45

C. Gibbs-Helmholtz

Answer 46

D. Margules

Answer 47

A. Increase

Answer 48

B. Decrease

Answer 49

C. Not alter

Answer 50

D. None of these

Answer 51

A. Is zero

Answer 52

B. Increases

Answer 53

C. Decreases whereas the entropy increases

Answer 54

D. And entropy both decrease

Answer 55

A. Increases with increase in pressure

Answer 56

B. Decreases with increase in temperature

Answer 57

C. Is independent of temperature

Answer 58

D. None of these

Answer 59

A. Turbine

Answer 60

B. Heat engine

Answer 61

C. Reversed heat engine

Answer 62

D. None of these

Answer 63

A. RT d ln P

Answer 64

B. R d ln P

Answer 65

C. R d ln f

Answer 66

D. None of these

Answer 67

B. Kirchoff's

Answer 68

C. Lavoisier and Laplace

Answer 69

D. None of these

Answer 70

B. Nitrogen

Answer 71

D. Hydrogen

Answer 72

A. (∂P/∂V)_T

Answer 73

B. (∂V/∂T)_P

Answer 74

C. (∂P/∂V)_V

Answer 75

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

Answer 76

A. Volume of the liquid phase is negligible compared to that of vapour phase

Answer 77

B. Vapour phase behaves as an ideal gas

Answer 78

C. Heat of vaporisation is independent of temperature

Answer 79

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

Answer 80

A. F = A + PV

Answer 81

B. F = E + A

Answer 82

C. F = A - TS

Answer 83

D. F = A + TS

Answer 84

A. RT ln K

Answer 85

B. -RT ln K

Answer 86

C. -R ln K

Answer 87

A. Simultaneous pressure & temperature change

Answer 88

B. Heating

Answer 89

C. Cooling

Answer 90

D. Both (B) and (C)

Answer 91

A. Helmholtz

Answer 92

C. Both a & b

Answer 93

D. Neither 'a' nor 'b'

Answer 94

A. A refrigeration cycle violates the second law of thermodynamics

Answer 95

B. Refrigeration cycle is normally represented by a temperature vs. entropy plot

Answer 96

C. In a refrigerator, work required decreases as the temperature of the refrigerator and the temperature at which heat is rejected increases

Answer 97

D. One ton of refrigeration is equivalent to the rate of heat absorption equal to 3.53 kW

Answer 98

A. Molal concentration difference

Answer 99

B. Molar free energy

Answer 100

C. Partial molar free energy

Answer 101

D. Molar free energy change

The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called __________ temperature.

Correct Answer :

Show all Chemical Engineering Thermodynamics MCQ

Related Questions

Clausius-Clapeyron equation is applicable to __________ equilibrium processes.

Degree of freedom of the system ice-watervapour will be

For an incompressible fluid, the __________ is a function of both pressure as well as temperature.

What is the ratio of adiabatic compressibility to isothermal compressibility?

High __________ is an undesirable property for a good refrigerant.

Which of the following exemplifies an adiabatic process?

Heating of water under atmospheric pressure is an __________ process.

The expression for entropy change given by, ΔS = - nR ln (P₂/P₁), holds good for

During a reversible isothermal expansion of an ideal gas, the entropy change is

For any system, what is the minimum number of degrees of freedom?

Pick out the correct statement.

The equation, PV = nRT, is best obeyed by gases at

The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called the __________ temperature.

Dry ice 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.

In the decomposition of PCl₅ represented by, PCl₅ PCl₃ + Cl₂, decrease in the pressure of the system will __________ the degree of dissociation of PCl5.

For a spontaneous process, free energy

Internal energy of an ideal gas

A refrigeration cycle is the same as a __________ cycle,

For an ideal gas, the chemical potential is given by

If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them. This is __________ law.

All gases except __________ shows a cooling effect during throttling process at atmospheric temperature and pressure.

Which is not constant for an ideal gas?

To obtain integrated form of Clausius-Clapeyron equation, ln (P₂/P₁) = (ΔH_V/R) (1/T₁ - 1/T₂) from the exact Clapeyron equation, it is assumed that the

Pick out the correct equation relating 'F' and 'A'.

The free energy change for a chemical reaction is given by (where, K = equilibrium constant)

The expression for entropy change, ΔS = n C_p . ln (T₂/T₁), is valid for the __________ of a substance.

In any spontaneous process, the __________ free energy decreases.

Pick out the wrong statement.

For a multi-component system, the term chemical potential is equivalent to the

Also checkout

The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called __________ temperature.

Correct Answer :

Show all Chemical Engineering Thermodynamics MCQ

Related Questions

Clausius-Clapeyron equation is applicable to __________ equilibrium processes.

Degree of freedom of the system ice-watervapour will be

For an incompressible fluid, the __________ is a function of both pressure as well as temperature.

What is the ratio of adiabatic compressibility to isothermal compressibility?

High __________ is an undesirable property for a good refrigerant.

Which of the following exemplifies an adiabatic process?

Heating of water under atmospheric pressure is an __________ process.

The expression for entropy change given by, ΔS = - nR ln (P2/P1), holds good for

During a reversible isothermal expansion of an ideal gas, the entropy change is

For any system, what is the minimum number of degrees of freedom?

Pick out the correct statement.

The equation, PV = nRT, is best obeyed by gases at

The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called the __________ temperature.

Dry ice 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.

In the decomposition of PCl5 represented by, PCl5 PCl3 + Cl2, decrease in the pressure of the system will __________ the degree of dissociation of PCl5.

For a spontaneous process, free energy

Internal energy of an ideal gas

A refrigeration cycle is the same as a __________ cycle,

For an ideal gas, the chemical potential is given by

If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them. This is __________ law.

All gases except __________ shows a cooling effect during throttling process at atmospheric temperature and pressure.

Which is not constant for an ideal gas?

To obtain integrated form of Clausius-Clapeyron equation, ln (P2/P1) = (ΔHV/R) (1/T1 - 1/T2) from the exact Clapeyron equation, it is assumed that the

Pick out the correct equation relating 'F' and 'A'.

The free energy change for a chemical reaction is given by (where, K = equilibrium constant)

The expression for entropy change, ΔS = n Cp . ln (T2/T1), is valid for the __________ of a substance.

In any spontaneous process, the __________ free energy decreases.

Pick out the wrong statement.

For a multi-component system, the term chemical potential is equivalent to the

Also checkout

The expression for entropy change given by, ΔS = - nR ln (P₂/P₁), holds good for

In the decomposition of PCl₅ represented by, PCl₅ PCl₃ + Cl₂, decrease in the pressure of the system will __________ the degree of dissociation of PCl5.

To obtain integrated form of Clausius-Clapeyron equation, ln (P₂/P₁) = (ΔH_V/R) (1/T₁ - 1/T₂) from the exact Clapeyron equation, it is assumed that the

The expression for entropy change, ΔS = n C_p . ln (T₂/T₁), is valid for the __________ of a substance.