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A Sample Consisting of CO2(g)and CO2(s)at Equilibrium at -78°C and 1

Question 115

Multiple Choice

A sample consisting of CO2(g) and CO2(s) at equilibrium at -78°C and 1 atm pressure is heated to -30°C and the pressure is increased to 8 atm.Based on the phase diagram below,what will happen? A sample consisting of CO<sub>2</sub>(g) and CO<sub>2</sub>(s) at equilibrium at -78°C and 1 atm pressure is heated to -30°C and the pressure is increased to 8 atm.Based on the phase diagram below,what will happen?   A) At equilibrium,only CO<sub>2</sub>(g) will be present. B) All of the CO<sub>2</sub> will be converted to CO<sub>2</sub>(l) . C) At equilibrium,CO<sub>2</sub>(g) and CO<sub>2</sub>(l) will be present. D) The melting point of the CO<sub>2</sub>(s) will decrease. E) None of these.


A) At equilibrium,only CO2(g) will be present.
B) All of the CO2 will be converted to CO2(l) .
C) At equilibrium,CO2(g) and CO2(l) will be present.
D) The melting point of the CO2(s) will decrease.
E) None of these.

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