For a copper-silver alloy of composition 33 wt% Ag-67 wt% Cu and at 775°C (1425°F) (see Animated Figure 10.7) do the following:(a) Determine the mass fractions of a and B phases.Mass fraction a =Mass fraction ß =(b) Determine the mass fractions of primary a and eutectic microconstituents.Mass fraction a primary =Mass fraction eutectic =(c) Determine the mass fraction of eutectic a.Mass fraction a eutectic =i Composition = 0 at% AgComposition = 0 wt% AgTemperature = 200 °CComposition (at% Ag) Temperature = 392 °F60T20804010022001200A2000Liquidus1000Liquid1800-Solidus232°Ca + L1600a800779 °(TE)B+LG91.214008.0(Cuɛ)71.9(CE)(CBE)12006001000Solvusa + B80040060020040010020406080(Cu)Composition (wt% Ag)(Ag)Temperature (°C)Temperature (°F)

We have find out mass fraction.

O at% Ag = 0 wt% Ag Composition Composition Temperature Composition (at% Ag) Temperature = 392 °F %3D = 200 °C %3D 20 40 60 80 100 1200 T T 2200 A 2000 Liquidus 1000 Liquid 1800 Solidus F 232°C 1600 a + L a 779 °(TE) B+L 800 71.9 G 91.2 1400 8.0 (CaE) (CE) (CpE) 1200 600 1000 Solvus a + B 800 400 600 200 | 400 100 20 40 60 80 (Cu) Composition (wt% Ag) (Ag) Temperature (°C) Temperature (°F)

O at% Ag = 0 wt% Ag Composition Composition Temperature Composition (at% Ag) Temperature = 392 °F %3D = 200 °C %3D 20 40 60 80 100 1200 T T 2200 A 2000 Liquidus 1000 Liquid 1800 Solidus F 232°C 1600 a + L a 779 °(TE) B+L 800 71.9 G 91.2 1400 8.0 (CaE) (CE) (CpE) 1200 600 1000 Solvus a + B 800 400 600 200 | 400 100 20 40 60 80 (Cu) Composition (wt% Ag) (Ag) Temperature (°C) Temperature (°F)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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