Chemical Engineering Thermodynamics A change in state involving a decrease in entropy can be spontaneous, only if It is isenthalpic It takes place isothermally It takes place at constant volume It is exothermic It is isenthalpic It takes place isothermally It takes place at constant volume It is exothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which is not a refrigerant? SO₂ CCl₂F₂ C₂H₄Cl₂ NH₃ SO₂ CCl₂F₂ C₂H₄Cl₂ NH₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not an intensive property? Surface tension Heat capacity Chemical potential None of these Surface tension Heat capacity Chemical potential None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Mollier chart is a __________ plot. Pressure vs enthalpy Pressure vs volume Enthalpy vs entropy Temperature vs entropy Pressure vs enthalpy Pressure vs volume Enthalpy vs entropy Temperature vs entropy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Refrigerants commonly used for domestic refrigerators are NH₃ or CO₂ Propane Freon-12 Ethyl chloride or methyle chloride NH₃ or CO₂ Propane Freon-12 Ethyl chloride or methyle chloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not a unit of the equilibrium constant Kp? (where, Δx = number of moles of products number of moles of reactants) (atm)Δx, when Δx is negative (atm)Δx2, when Δx > 0 Dimensionless, when Δx = 0 (atm)Δx, when Δx is positive (atm)Δx, when Δx is negative (atm)Δx2, when Δx > 0 Dimensionless, when Δx = 0 (atm)Δx, when Δx is positive ANSWER DOWNLOAD EXAMIANS APP
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