Hypothetical high temperature crystal phases of l2 and CO2 show the unit cell represented by the plan view below. What is the unit cell type? a) b) Draw a clinographic projection of the unit cell. c) Give a possible explanation for why the molecules can be represented by a single point in the unit cell. d) What is the basis, assuming the molecular unit, M, is the motif, the repeating object? 1/2 112