Chemical Engineering Thermodynamics An isolated system can exchange __________ with its surroundings. Both matter and energy Neither matter nor energy Matter Energy Both matter and energy Neither matter nor energy Matter Energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Refrigerants commonly used for domestic refrigerators are Propane Freon-12 NH₃ or CO₂ Ethyl chloride or methyle chloride Propane Freon-12 NH₃ or CO₂ Ethyl chloride or methyle chloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for the work done for a reversible polytropic process can be used to obtain the expression for work done for all processes, except reversible __________ process. Isothermal Adiabatic Isobaric None of these Isothermal Adiabatic Isobaric None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the reaction, C + O₂ → CO₂ ; ΔH = - 94 kcal. What is the heat content (enthalpy)of O₂? -94 kcal < - 94 kcal Zero > -94 kcal -94 kcal < - 94 kcal Zero > -94 kcal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The second law of thermodynamics states that The energy change of a system undergoing any reversible process is zero None of these The total energy of system and surrounding remains the same It is not possible to transfer heat from a lower temperature to a higher temperature The energy change of a system undergoing any reversible process is zero None of these The total energy of system and surrounding remains the same It is not possible to transfer heat from a lower temperature to a higher temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Boiling of liquid is accompanied with increase in the Specific entropy Specific Gibbs free energy All of these Vapor pressure Specific entropy Specific Gibbs free energy All of these Vapor pressure ANSWER DOWNLOAD EXAMIANS APP
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