700 °C to room temperature. Determine the weight fraction of all the primary and eutectic phases in the alloy.

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
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An alloy containing 30 wt% magnesium and 70 wt% lead is cooled down under equilibrium conditions from
700 °C to room temperature. Determine the weight fraction of all the primary and eutectic phases in the
alloy.
Transcribed Image Text:An alloy containing 30 wt% magnesium and 70 wt% lead is cooled down under equilibrium conditions from 700 °C to room temperature. Determine the weight fraction of all the primary and eutectic phases in the alloy.
Composition (at% Pb)
10
20
30
40
70 100
700
1200
L
600
M
a +L
Mg2Pb
1000
500
a
800
400
Mg2Pb
600
300
400
200
a + Mg2Pb
B +
100
Mg2Pb
200
Mg2Pb
40
60
80
100
(Mg)
Composition (wt% Pb)
(Pb)
Temperature (°C)
20
Temperature (°F)
Transcribed Image Text:Composition (at% Pb) 10 20 30 40 70 100 700 1200 L 600 M a +L Mg2Pb 1000 500 a 800 400 Mg2Pb 600 300 400 200 a + Mg2Pb B + 100 Mg2Pb 200 Mg2Pb 40 60 80 100 (Mg) Composition (wt% Pb) (Pb) Temperature (°C) 20 Temperature (°F)
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