6557Chemical EngineeringMedium
Choose the condition that must be specified in order to liquify CO2 (triple point for CO2 is – 57°C and 5.2 atm)?
ATemperature must be kept above – 57°C
BPressure and temperature must be kept below 5.2 atm. and – 57°C respectively
CPressure must be kept below 5.2 atm
DPressure must be kept below 5.2 atm. and temperature must be kept above 57°C
Correct answer
B. Pressure and temperature must be kept below 5.2 atm. and – 57°C respectively
Explanation
The correct answer is Pressure and temperature must be kept below 5.2 atm. and – 57°C respectively.