Thermodynamics for Chemical

Which of the following is not affected by temperature changes ?

Byadmin March 11, 2019August 29, 2021

Which of the following is not affected by temperature changes ?

A. Fugacity
B. Activity co-efficient
C. Free energy
D. None of these

Thermodynamics for Chemical

In the equation, PVn = constant, if the value of n = ± ∞, then it represents a reversible _____________ process?

In the equation, PVn = constant, if the value of n = ± ∞, then it represents a reversible _____________ process?

A. Adiabatic
B. Isometric
C. Isentropic
D. Isothermal

Read More In the equation, PVn = constant, if the value of n = ± ∞, then it represents a reversible _____________ process?
Thermodynamics for Chemical

Degree of freedom of the system ice-water-vapour will be ________________?

Degree of freedom of the system ice-water-vapour will be ________________?

A. 0
B. 1
C. 2
D. 3

Read More Degree of freedom of the system ice-water-vapour will be ________________?
Thermodynamics for Chemical

A gas can be liquefied by pressure alone only, when its temperature is _____________ its critical temperature?

A gas can be liquefied by pressure alone only, when its temperature is _____________ its critical temperature?

A. Less than
B. More than
C. Equal to or higher than
D. Less than or equal to

Read More A gas can be liquefied by pressure alone only, when its temperature is _____________ its critical temperature?
Thermodynamics for Chemical

A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is_________________?

A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is_________________?

A. 349
B. 651
C. 667
D. 1000

Read More A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is_________________?
Thermodynamics for Chemical

For an ideal gas, the enthalpy__________________?

For an ideal gas, the enthalpy__________________?

A. Increases with rise in pressure
B. Decreases with rise in pressure
C. Is independent of pressure
D. Is a path function

Read More For an ideal gas, the enthalpy__________________?
Thermodynamics for Chemical

A/an ____________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor?

A/an ____________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor?

A. Isolated
B. Closed
C. Open
D. None of these

Read More A/an ____________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor?

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