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A solder batch is made by melting together 71 g of a 40:60 Pb-Sn alloy with 56 g of a 60:40 Pb-Sn alloy. Part A Calculate the amounts of a and 3 phase that would be present in the overall alloy, assuming it is slowly cooled to room temperature, 25°C. Express your answers in grams to three significant figures. Enter your answers separated by a comma. 17] ΑΣΦ | 4 Ivec ma. ma= Submit Request Answer ? 8

A solder batch is made by melting together 71 g of a 40:60 Pb-Sn alloy with 56 g of a 60:40 Pb-Sn alloy. Part A Calculate the amounts of a and 3 phase that would be present in the overall alloy, assuming it is slowly cooled to room temperature, 25°C. Express your answers in grams to three significant figures. Enter your answers separated by a comma. 17] ΑΣΦ | 4 Ivec ma. ma= Submit Request Answer ? 8

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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A solder batch is made by melting together 71 g of a 40:60 Pb-Sn alloy with 56 g of a 60:40 Pb-Sn alloy. Part A Calculate the amounts of a and 3 phase that would be present in the overall alloy, assuming it is slowly cooled to room temperature, 25°C. Express your answers in grams to three significant figures. Enter your answers separated by a comma. 15. ΑΣΦ | 11 Ivec ma, mg = Submit Request Answer P ? g °C 400 300 100 10 20 30 40 50 T 327.502° 200(a-Pb)- 0 Pb 10 19 20 Atomic percentage, tin 70 T 30 183⁰ 60 13° L 61.9 40 50 60 Weight percentage, tin 80 70 90 231.9681° (B-Sn) (a-Sn). 80 90 97.5 Sn
Transcribed Image Text:A solder batch is made by melting together 71 g of a 40:60 Pb-Sn alloy with 56 g of a 60:40 Pb-Sn alloy. Part A Calculate the amounts of a and 3 phase that would be present in the overall alloy, assuming it is slowly cooled to room temperature, 25°C. Express your answers in grams to three significant figures. Enter your answers separated by a comma. 15. ΑΣΦ | 11 Ivec ma, mg = Submit Request Answer P ? g °C 400 300 100 10 20 30 40 50 T 327.502° 200(a-Pb)- 0 Pb 10 19 20 Atomic percentage, tin 70 T 30 183⁰ 60 13° L 61.9 40 50 60 Weight percentage, tin 80 70 90 231.9681° (B-Sn) (a-Sn). 80 90 97.5 Sn
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