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 must be kept below 5.2 atm. and temperature must be kept above 57°C 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 Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C 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 In an ideal solution, the activity of a component equals its None of these Partial pressure Fugacity at the same temperature and pressure Mole fraction None of these Partial pressure Fugacity at the same temperature and pressure Mole fraction ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an ideal solution, the value of activity co-efficient is > 1 1 < 1 > 1 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In a reversible process Tds - dW + dE >0 DW - dE = Tds Tds = dE + dW DE - dW = Tds Tds - dW + dE >0 DW - dE = Tds Tds = dE + dW DE - dW = Tds ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Both B and C Heating Cooling Simultaneous pressure & temperature change Both B and C Heating Cooling Simultaneous pressure & temperature change ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Throttling (Joule-Thomson effect) process is a constant __________ process. Entropy Pressure Enthalpy None of these Entropy Pressure Enthalpy None of these ANSWER DOWNLOAD EXAMIANS APP