Melting
point
Boiling
point
Liquid
Pressure (atm)
Solid
Gas
Temperature (°C)
Using the phase diagram for CO2, what phase is carbon dioxide in at-70°C
and 1 atm pressure?
A. It is in the liquid phase.
O
O
O
B. It is in the solid phase.
C. It is at its melting point.
O
D. It is in the gas phase.
SUBMIT