973 A 873 14. On the right is the phase diagram of the binary mixture between Zn and Mg under 1 atm. pressure. Which of the following best represents the cooling curve from point A to point B in the phase diagram? 773 Temperature (K) 673 653 620 573 - B 473 0 Zn 20 40 60 80 100 Mg Mole percent Mg A B Temperature Temperature Temperature Time Time Time D E F Time Time Time LU 201 Time Time Time