Chemical Engineering Thermodynamics At a given temperature, the volume of a gas dissolved in a solvent __________ with increase in pressure. May increase or decrease; depends on the gas Remains unchanged Increases Decreases May increase or decrease; depends on the gas Remains unchanged Increases Decreases 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° + R/T lnf μ°+ R lnf μ° + RT ln f μ° + T lnf μ° + R/T lnf μ°+ R lnf μ° + RT ln f μ° + T lnf ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor (i.e., the ratio of actual volume of gas to the volume predicted by ideal gas law) for all gases are Always greater than one Same at the same reduced temperature Same at the same reduced pressure Both B & C Always greater than one Same at the same reduced temperature Same at the same reduced pressure Both B & C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Co-efficient of performance for a reversed Carnot cycle working between temperatures T₁ and T₂ (T₁ > T₂) is (T₁ - T₂)/T₂ T₂/(T₁ - T₂) T₁/(T₁ - T₂) (T₁ - T₂)/T₁ (T₁ - T₂)/T₂ T₂/(T₁ - T₂) T₁/(T₁ - T₂) (T₁ - T₂)/T₁ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is true for Virial equation of state? Virial co-efficients are function of temperature only For some gases, Virial equations and ideal gas equations are the same Virial co-efficients Virial co-efficients are universal constants Virial co-efficients are function of temperature only For some gases, Virial equations and ideal gas equations are the same Virial co-efficients Virial co-efficients are universal constants ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics 1m³ of an ideal gas at 500 K and 1000 kPa expands reversibly to 5 times its initial volume in an insulated container. If the specific heat capacity (at constant pressure) of the gas is 21 J/mole . K, the final temperature will be 274 K 174 K 154 K 35 K 274 K 174 K 154 K 35 K ANSWER DOWNLOAD EXAMIANS APP
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