Chemical Engineering Thermodynamics In any spontaneous process, the __________ free energy decreases. Neither A nor B Helmholtz Gibbs Both of the listed here Neither A nor B Helmholtz Gibbs Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The free energy change for a chemical reaction is given by (where, K = equilibrium constant) -RT lnK -R lnK RT lnK T lnK -RT lnK -R lnK RT lnK T lnK ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At equilibrium condition, the chemical potential of a material in different phases in contact with each other is equal. The chemical potential for a real gas (μ) is given by(where, μ = standard chemical potential at unit fugacity (f° = 1 atm.) and the gas behaves ideally.) μ° + RT ln f μ° + R/T lnf μ° + T lnf μ°+ R lnf μ° + RT ln f μ° + R/T lnf μ° + T lnf μ°+ R lnf ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The gas law (PV = RT) is true for an __________ change. Isothermal Adiabatic Neither A nor B Both A & B Isothermal Adiabatic Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A two stage compressor is used to compress an ideal gas. The gas is cooled to the initial temperature after each stage. The intermediate pressure for the minimum total work requirement should be equal to the __________ mean of P₁ and P₂.(where, P₁ and P₂ are initial and final pressures respectively) Geometric Logarithmic Arithmetic Harmonic Geometric Logarithmic Arithmetic Harmonic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which is not constant for an ideal gas? All of these (∂P/∂V)T (∂V/∂T)P (∂P/∂V)V All of these (∂P/∂V)T (∂V/∂T)P (∂P/∂V)V ANSWER DOWNLOAD EXAMIANS APP