Chapter 9, Problem 10QAP

(a)

To determine

The phase and their composition for $90\text{wt\% Zn }-10\text{wt\% Cu}$ at $400{}^{\text{o}}\text{C}$ .

(b)

To determine

The phase and their composition for $75\text{wt\% Sn }-25\text{wt\% Pb}$ at $175{}^{\text{o}}\text{C}$ .

(c)

To determine

The phase and their composition for $55\text{wt\% Ag }-45\text{wt\% Cu}$ at $900{}^{\text{o}}\text{C}$ .

(d)

To determine

The phase and their composition for $30\text{wt\% Pb }-70\text{wt\% Mg}$ at $425{}^{\text{o}}\text{C}$ .

(e)

To determine

The phase and their composition for $2.12\text{kg}$ Zn and $1.88\text{kg}$ Cu at $500{}^{\text{o}}\text{C}$ .

(f)

To determine

The phase and their composition for $37{\text{lb}}_{\text{m}}\text{Pb}$ and $6.5{\text{lb}}_{\text{m}}\text{Mg}$ at $400{}^{\text{o}}\text{C}$ .

(g)

To determine

The phase and their composition for $8.2\text{mol}\text{Ni}$ and $4.3\text{ mol Cu}$ at $1250{}^{\text{o}}\text{C}$ .

(h)

To determine

The phase and their composition for $4.5\text{ mol Sn}$ and $0.45\text{ mol Pb}$ at $200{}^{\text{o}}\text{C}$ .