Part $1$:

For the point given above state Phase $1($spell it out$)$:

Your Answer $=$

Part $2$:

For the point given above state Phase $2($spell it out$)$:

Your Answer $=$

Part $3$:

For the point given above state the composition of Phase $1$:

Your Answer $=$

Part $4$:

For the point given above state the composition of Phase $2$:

Your Answer $=$

$--$Given Values$--$

Phase Diagram $=$ Aluminum$-$Cobalt System

Point $=B5$