Chemical Engineering Thermodynamics 4 kg moles of an ideal gas expands in vacuum spontaneously. The work done is Zero ∞ 4 J 8 J Zero ∞ 4 J 8 J ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Choose the condition that must be specified in order to liquify CO₂ (triple point for CO₂ is - 57°C and 5.2 atm). Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C Pressure must be kept below 5.2 atm Pressure and temperature must be kept below 5.2 atm. and - 57°C respectively Temperature must be kept above - 57°C Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C Pressure must be kept below 5.2 atm Pressure and temperature must be kept below 5.2 atm. and - 57°C respectively Temperature must be kept above - 57°C 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° + T lnf μ°+ R lnf μ° + R/T lnf μ° + RT ln f μ° + T lnf μ°+ R lnf μ° + R/T lnf μ° + RT ln f ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics One ton of refrigeration capacity is equivalent to the heat removal rate of 200 BTU/minute 50 k cal/hr 200 BTU/day 200 BTU/hr 200 BTU/minute 50 k cal/hr 200 BTU/day 200 BTU/hr ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not a common refrigerant? Ammonia Carbon dioxide Ethylene Freon-12 Ammonia Carbon dioxide Ethylene Freon-12 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The chemical potential for a pure substance is __________ its partial molal free energy. More than Not related to Less than Equal to More than Not related to Less than Equal to ANSWER DOWNLOAD EXAMIANS APP