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Composition (at% Ag) 0 20 40 60 80 100 2200 1200 A 2000 -Liquidus 1000 Liquid 1800 F Solidus a + L 1600 a 800 779°C (TE) BULc) Assume slow cooling and that equilibrium conditions exist for the alloy for 70 wt% Ag - 30 wt% Cu. If this is being cooledComposition (at% Zn) 20 40 60 80 1200 100 2200 2000 a + L Liquid 1000 1800 B+L 1600 800 1400 B L Temperature (°C) Temperature

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© first solid will form at 779.5 °C and the composition of the solid would be around 8.2 wtre Ag. At Good, the phases that arEutectic mixture of at B. » procutectic -f phase Microstructure at Gooc 70 wtt. Ag. CS Scanned with CamScanner

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