Chemical Engineering Thermodynamics Which of the following is not a reversible process ? Atmospheric pressure vaporisation of water at 100°C Expansion of an ideal gas against constant pressure None of these Solution of NaCl in water at 50°C Atmospheric pressure vaporisation of water at 100°C Expansion of an ideal gas against constant pressure None of these Solution of NaCl in water at 50°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A system is said to be at equilibrium, if the entropy of the system has reached __________ value. Maximum Minimum None of these Zero Maximum Minimum None of these Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an ideal gas mixture, fugacity of a species is equal to its None of these Partial pressure Vapor pressure Chemical potential None of these Partial pressure Vapor pressure Chemical potential ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics As the temperature is lowered towards the absolute zero, the value of ∂(ΔF)/∂T, then approaches Infinity Zero Unity That of the heat of reaction Infinity Zero Unity That of the heat of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The second law of thermodynamics states that None of these The energy change of a system undergoing any reversible process is zero It is not possible to transfer heat from a lower temperature to a higher temperature The total energy of system and surrounding remains the same None of these The energy change of a system undergoing any reversible process is zero It is not possible to transfer heat from a lower temperature to a higher temperature The total energy of system and surrounding remains the same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Refrigerants commonly used for domestic refrigerators are Freon-12 NH₃ or CO₂ Ethyl chloride or methyle chloride Propane Freon-12 NH₃ or CO₂ Ethyl chloride or methyle chloride Propane ANSWER DOWNLOAD EXAMIANS APP
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