FYUGP

Which of the following is a state function?

• Work

• Heat

• Enthalpy

• Power

The First law of Thermodynamics is a statement of the conservation of:

• Mass

• Momentum

• Energy

• Power

The internal energy of an ideal gas depends on:

• Pressure and volume

• Volume and temperature

• Temperature only

• Pressure only

Which of the following processes is isothermal?

• Expansion of an ideal gas in a vacuum

• A reversible adiabatic process

• A constant-temperature expansion of an ideal gas

• Heating a gas in a container with fixed volume

The Second law of thermodynamics is associated with:

• The conservation of energy

• The direction of heat transfer

• The conversion of work into heat

• The relationship between pressure and temperature

The heat capacity at constant pressure is:

• Always equal to that at constant volume

• Greater than the heat capacity at constant volume

• Less than the heat capacity at constant volume

• Independent of the nature of the gas

In an isothermal process, the temperature of the system:

• Increases

• Decreases

• Remains constant

• Cannot be determined

The heat capacity at constant volume is denoted as:

• C_p

• C_v

• C_R

• C_T

The Gibbs free energy for a reaction at equilibrium is:

• Positive

• Negative

• Zero

• Cannot be determined

Which of the following is the correct expression for Gibbs free energy?

• G = H-TS

• G = H+TS

• G = U+TS

• G=W+TS