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Chemical Engineering - Chemical Engineering Thermodynamics - Discussion

Discussion Forum : Chemical Engineering Thermodynamics - Section 10 (Q.No. 46)
Chemical Engineering Thermodynamics
46.
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.
Temperature must be kept above - 57°C.
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.
Answer: Option
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