Corresponding to the CO2 phase diagram (shown below), schematically draw the Gibbs energies as a function of temperature for each phase (solid, liquid and gas) at (a) 1 bar pressure, (b) the triple point at 5 bar, (c) at 67 bar, and (d) at the critical pressure, 73 bar. Pressure, p/bar ო 1 Solid 195 217 Liquid Gas Temperature, T/K 298 304