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2. A 60 wt% Pb-40wt% Mg alloy is rapidly quench. The final microstructure consists of an a phase (with mass fraction of 0.42) and Mg₂Pb phase (with mass fraction of 0.58) What is the approximate temperature from which this alloy was quenched? Temperature (°C) 700 600 500 400 300 200 100 0 0 (Mg) 20 L a+Mg₂Pb 40 60 Composition (wt% Pb) L + Mg₂Pb M Mg₂Pb 80 L Mg₂Pb Mg₂Pb 100 (Pb)

2. A 60 wt% Pb-40wt% Mg alloy is rapidly quench. The final microstructure consists of an a phase (with mass fraction of 0.42) and Mg₂Pb phase (with mass fraction of 0.58) What is the approximate temperature from which this alloy was quenched? Temperature (°C) 700 600 500 400 300 200 100 0 0 (Mg) 20 L a+Mg₂Pb 40 60 Composition (wt% Pb) L + Mg₂Pb M Mg₂Pb 80 L Mg₂Pb Mg₂Pb 100 (Pb)

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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2. A 60 wt% Pb-40wt% Mg alloy is rapidly quench. The final microstructure consists of an a phase (with mass fraction of 0.42) and Mg₂Pb phase (with mass fraction of 0.58). What is the approximate temperature from which this alloy was quenched? Temperature (°C) 700 600 500 400 300 200 100 0 0 (Mg) R 20 a + L L a + Mg₂Pb 40 60 Composition (wt% Pb) L MB₂Pb M Mg₂Pb 80 L + Mg₂Pb B B B+ Mg₂Pb 100 (Pb)
Transcribed Image Text:2. A 60 wt% Pb-40wt% Mg alloy is rapidly quench. The final microstructure consists of an a phase (with mass fraction of 0.42) and Mg₂Pb phase (with mass fraction of 0.58). What is the approximate temperature from which this alloy was quenched? Temperature (°C) 700 600 500 400 300 200 100 0 0 (Mg) R 20 a + L L a + Mg₂Pb 40 60 Composition (wt% Pb) L MB₂Pb M Mg₂Pb 80 L + Mg₂Pb B B B+ Mg₂Pb 100 (Pb)
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