Which of the following is not an intensive property? Chemical potential Surface

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Question
Which of the following is not an intensive property?
Options
A. Chemical potential
B. Surface tension
C. Heat capacity
D. None of these

Correct Answer

Heat capacity

Chemical Engineering Thermodynamics problems

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2. For a stable phase at constant pressure and temperature, the fugacity of each component in a binary system __________ as its mole fraction increases.
Options
A. decreases
B. increases
C. remains same
D. decreases linearly

4. The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of __________ and COP are the same.
Options
A. kinematic viscosity
B. work
C. temperature
D. none of these

5. The expression, , gives the free energy change
Options
A. with pressure changes at constant temperature.
B. under reversible isothermal volume change.
C. during heating of an ideal gas.
D. during cooling of an ideal gas.

6. "At the absolute zero temperature, the entropy of every perfectly crystalline substance becomes zero". This follows from the
Options
A. third law of thermodynamics
B. second law of thermodynamics
C. Nernst heat theorem
D. Maxwell's relations

7. Boyle's law for gases states that
Options
A. , when temperature is constant.
B. , when temperature & mass of the gas remain constant.
C. P ? V, at constant temperature & mass of the gas.
D. = constant, for any gas.

9. Pick out the wrong statement pertaining to the decomposition of PCl₅ represented by, PCl₅ ⇌ PCl₃ + Cl₂.Degree of dissociation of PCl₅ will
Options
A. decrease on addition of Cl₂.
B. increase on addition of an inert gas at constant pressure.
C. decrease on increasing the pressure of the system.
D. none of these

10. Pick out the correct statement:
Options
A. In an isothermal system, irreversible work is more than reversible work.
B. Under reversible conditions, the adiabatic work is less than isothermal work.
C. Heat, work, enthalpy and entropy are all 'state functions'.
D. Matter and energy can not be exchanged with the surroundings in a closed system.

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