Chemical Engineering Thermodynamics In the reaction, represented by, 2SO₂ + O₂ ⇋ 2SO₃; ΔH = - 42 kcal; the forward reaction will be favoured by Both A and B High pressure Neither A nor B Low temperature Both A and B High pressure Neither A nor B Low temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in Increased or decreased COP ; depending upon the type of refrigerant Same COP Decreased COP Increased COP Increased or decreased COP ; depending upon the type of refrigerant Same COP Decreased COP Increased COP ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Critical temperature is defined as the temperature above which a gas will Never liquify however high the pressure may be Not liquify (barring exceptions) Immediately liquify None of these Never liquify however high the pressure may be Not liquify (barring exceptions) Immediately liquify None of these 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). 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 Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C 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 Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Two substances are in equilibrium in a reversible chemical reaction. If the concentration of each substance is doubled, then the value of the equilibrium constant will be Halved Same One fourth of its original value Doubled Halved Same One fourth of its original value Doubled ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What happens in a reversible adiabatic compression? Pressure is constant Heating occurs Temperature is constant Cooling occurs Pressure is constant Heating occurs Temperature is constant Cooling occurs ANSWER DOWNLOAD EXAMIANS APP
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