Temperature C The Si-As phase diagram is shown below. Draw the diagram of Gibbs free energies (G) of solids and liquid vs. their compositions (wt.% As) at T = 900C, as indicated by the horizontal red line below. (6 pts) Weight Percent Arsenic 70 80 100 10 20 30 40 80 60 1500 $14C 1400- 1300- 1000-3000 1100- 1000 900 800 700 600 500 0 Si 7 2007 C 1113 SVIS L SIAS DO P = 40bar 787C 831C Figure 1: Si-As phase diagram. (As) 10 30 50 40 Atomic Percent Arsenic 60 70 80 90 100 As