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 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 Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the equation PVn = constant, if the value of n = y = Cp/Cv, then it represents a reversible __________ process. Isentropic Isothermal Polytropic Adiabatic Isentropic Isothermal Polytropic Adiabatic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Critical solution temperature (or the con-solute temperature) for partially miscible liquids (e.g., phenol-water) is the minimum temperature at which Mutual solubility of the two liquids shows a decreasing trend None of these A homogeneous solution (say of phenol water) is formed Two liquids are completely separated into two layers Mutual solubility of the two liquids shows a decreasing trend None of these A homogeneous solution (say of phenol water) is formed Two liquids are completely separated into two layers ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics COP of a refrigerator drawing 1 kW of power per ton of refrigeration is about 8.5 3.5 0.5 4.5 8.5 3.5 0.5 4.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For organic compounds, group contribution method can be used for the estimation of Specific gravity Critical properties Specific volume Thermal conductivity Specific gravity Critical properties Specific volume Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical, then, with the increase in temperature, the heat of reaction will Remain unaltered Decrease Increase or decrease ; depends on the particular reaction Increase Remain unaltered Decrease Increase or decrease ; depends on the particular reaction Increase ANSWER DOWNLOAD EXAMIANS APP
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