Determine the amounts of the phases present at the temperatures and compositions of Problem 12. Problem 12 Determine which phases are present and the compositions of those phases at the following...

Determine the amounts of the phases present at the temperatures and compositions of Problem 12.

Problem 12

Determine which phases are present and the compositions of those phases at the following temperatures and percentages of element B:

a. 500°C and 40% B

b. 2000°C and 90% B

c. 1200°C and 75% B

d. 2210°C and 85% B