Q
Choose the condition that must be specified in order to liquify CO2 (triple point for CO2 is – 57°C and 5.2 atm) ?
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A
A. Pressure must be kept below 5.2 atm
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B
B. Temperature must be kept above – 57°c
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C
C. Pressure must be kept below 5.2 atm. and temperature must be kept above 57°c
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D
D. Pressure and temperature must be kept below 5.2 atm. and – 57°c respectively
Correct Answer:
D. D. Pressure and temperature must be kept below 5.2 atm. and – 57°c respectively
