Thermodynamics for Chemical

For a spontaneous process, free energy__________________?

Byadmin March 11, 2019August 29, 2021

For a spontaneous process, free energy__________________?

A. Is zero
B. Increases
C. Decreases whereas the entropy increases
D. And entropy both decrease

Thermodynamics for Chemical

In the decomposition of PCl5 represented by, PCl5 ⇌ PCl3 + Cl2, decrease in the pressure of the system will _____________ the degree of dissociation of PCl5?

In the decomposition of PCl5 represented by, PCl5 ⇌ PCl3 + Cl2, decrease in the pressure of the system will _____________ the degree of dissociation of PCl5?

A. Increase
B. Decrease
C. Not alter
D. None of these

Read More In the decomposition of PCl5 represented by, PCl5 ⇌ PCl3 + Cl2, decrease in the pressure of the system will _____________ the degree of dissociation of PCl5?
Thermodynamics for Chemical

For spontaneous changes in an isolated system (S = entropy) ___________________?

For spontaneous changes in an isolated system (S = entropy) ___________________?

A. ds = 0
B. ds <0
C. ds > 0
D. ds = Constant

Read More For spontaneous changes in an isolated system (S = entropy) ___________________?
CHEMICAL ENGINEERING | Thermodynamics for Chemical

Mollier diagram is a plot of___________________?

Mollier diagram is a plot of___________________?

A. Temperature vs. enthalpy
B. Temperature vs. enthalpy
C. Entropy vs. enthalpy
D. Temperature vs. internal energy

Read More Mollier diagram is a plot of___________________?
Thermodynamics for Chemical

____________ explains the equilibrium constant for any chemical reaction?

____________ explains the equilibrium constant for any chemical reaction?

A. Henry’s law
B. Law of mass action
C. Hess’s law
D. None of these

Read More ____________ explains the equilibrium constant for any chemical reaction?
Thermodynamics for Chemical

The equation relating E, P, V and T which is true for all substances under all conditions is given by (∂E/∂V)T = T(∂P/∂T)H – P. This equation is called the ___________________?

The equation relating E, P, V and T which is true for all substances under all conditions is given by (∂E/∂V)T = T(∂P/∂T)H – P. This equation is called the ___________________?

A. Maxwell’s equation
B. Thermodynamic equation of state
C. Equation of state
D. Redlich-Kwong equation of state

Read More The equation relating E, P, V and T which is true for all substances under all conditions is given by (∂E/∂V)T = T(∂P/∂T)H – P. This equation is called the ___________________?
Thermodynamics for Chemical

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

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

A. Molal concentration difference
B. Molar free energy
C. Partial molar free energy
D. Molar free energy change

Read More For a multi-component system, the term chemical potential is equivalent to the ___________________?

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