Steam undergoes isentropic expansion in a turbine from 5000 kPa and 400°C (entropy = 6.65 kJ/kg K) to 150 kPa) (entropy of saturated liquid = 1.4336 kJ/kg . K, entropy of saturated vapour = 7.2234 kJ/kg. K) The exit condition of steam is

Chemical Engineering Thermodynamics
Steam undergoes isentropic expansion in a turbine from 5000 kPa and 400°C (entropy = 6.65 kJ/kg K) to 150 kPa) (entropy of saturated liquid = 1.4336 kJ/kg . K, entropy of saturated vapour = 7.2234 kJ/kg. K) The exit condition of steam is

Saturated vapour

Partially condensed vapour with quality of 0.1

Partially condensed vapour with quality of 0.9

Superheated vapour

Saturated vapour

Partially condensed vapour with quality of 0.1

Partially condensed vapour with quality of 0.9

Superheated vapour

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Chemical Engineering Thermodynamics
An isolated system can exchange __________ with its surroundings.

Matter

Neither matter nor energy

Energy

Both matter and energy

Matter

Neither matter nor energy

Energy

Both matter and energy

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Chemical Engineering Thermodynamics
The expression, ΔG = nRT .In P₂/P₁ , gives the free energy change

Under reversible isothermal volume change

During heating of an ideal gas

With pressure changes at constant temperature

During cooling of an ideal gas

Under reversible isothermal volume change

During heating of an ideal gas

With pressure changes at constant temperature

During cooling of an ideal gas

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Chemical Engineering Thermodynamics
Free energy change at equilibrium is

Negative

Zero

Indeterminate

Positive

Negative

Zero

Indeterminate

Positive

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Chemical Engineering Thermodynamics
The total change in the enthalpy of a system is independent of the

Number of intermediate chemical reactions involved

Pressure and temperature

None of these

State of combination and aggregation in the beginning and at the end of the reaction

Number of intermediate chemical reactions involved

Pressure and temperature

None of these

State of combination and aggregation in the beginning and at the end of the reaction

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Chemical Engineering Thermodynamics
__________ decreases during adiabatic throttling of a perfect gas.

Temperature

Entropy

Enthalpy

Pressure

Temperature

Entropy

Enthalpy

Pressure

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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics Steam undergoes isentropic expansion in a turbine from 5000 kPa and 400°C (entropy = 6.65 kJ/kg K) to 150 kPa) (entropy of saturated liquid = 1.4336 kJ/kg . K, entropy of saturated vapour = 7.2234 kJ/kg. K) The exit condition of steam is

Chemical Engineering Thermodynamics An isolated system can exchange __________ with its surroundings.

Chemical Engineering Thermodynamics The expression, ΔG = nRT .In P₂/P₁ , gives the free energy change

Chemical Engineering Thermodynamics Free energy change at equilibrium is

Chemical Engineering Thermodynamics The total change in the enthalpy of a system is independent of the

Chemical Engineering Thermodynamics __________ decreases during adiabatic throttling of a perfect gas.

Chemical Engineering Thermodynamics
Steam undergoes isentropic expansion in a turbine from 5000 kPa and 400°C (entropy = 6.65 kJ/kg K) to 150 kPa) (entropy of saturated liquid = 1.4336 kJ/kg . K, entropy of saturated vapour = 7.2234 kJ/kg. K) The exit condition of steam is

Chemical Engineering Thermodynamics
An isolated system can exchange __________ with its surroundings.

Chemical Engineering Thermodynamics
The expression, ΔG = nRT .In P₂/P₁ , gives the free energy change

Chemical Engineering Thermodynamics
Free energy change at equilibrium is

Chemical Engineering Thermodynamics
The total change in the enthalpy of a system is independent of the

Chemical Engineering Thermodynamics
__________ decreases during adiabatic throttling of a perfect gas.