List the phase(s) that are present, the phase composition(s) and the weight fractions of the phase(s) for each of the following alloys: (a) 70 wt% Zn-30 wt% Cu at 300 C  (b) 90 wt% Pb-10 wt% Sn at 325 C  (c) 2.5 kg Cu and 5.0 kg Ag at 900 C  (d) 37 lbm Pb and 6.5 lbm Mg at 500 C

Q: Consider 2.4 kg of a 99.7 wt% Fe-0.3 wt% C alloy that is cooled to a temperature just below the…

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Q: Cite the phases that are present and the phase compositions for the following alloys: 85 wt% Ag–15…

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Q: answer all the parts from a-c

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Q: Consider 1.0 kg of a 99.4 wt% Fe-0.6 wt% C alloy that is cooled to a temperature just below the…

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Q: Presume that we have 100 grams of an alloy with overall chemical composition of 90 wt. pct. tin and…

A: The mass of alloy, m = 100 gm The composition of the alloy = 90 wt%Sn and 10 wt% Pb The temperature…

Q: The microstructure of eutectic alloys is always heterogeneous. ​​​​​​​true or false.

A: This question is based on the concept of eutectic alloys.

Q: For the alloy Mg-45 wt % Pb alloy at 500°C, what is the weight percentage of Pb in Liquid? It does…

A: Given: The wt percentage of Pb, Co = 45 The temperature of alloy, T = 500 C

Q: e answr this

A: a)From the given phase diagram the first liquid phase form at 183°C.

Q: 4. The figure below shows the phase diagram for a hypereutectoid plain carbon steel. Assume that…

A: To find:i. The structure at points a, b, c, and d on the diagram.ii. The of proeutectoid ferrite at…

Q: What are the compositions of the phases present in a Fe -0.40% C alloy at 726°C?

A: Given data:- Fe -0.40% C alloy at 726 °C To find:-the compositions of the phases present

Q: Description of phases you would expect at room temperature in a 20% Sn alloy, kindly explain

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Q: Consider 1.0 kg of a 99.4 wt% Fe-0.6 wt% C alloy that is cooled to a temperature just below the…

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Q: What is the composition, in at. %, of an alloy that contains 35g of Cu and 42g of Zn Acu=…

A: Write the expression of the number of moles of Cu.

Q: For a 70-30 Zn-Cu alloy, what would the percent of each phase be at 800°C and 500°C?

A: Draw the phase diagram of Zn-Cu alloy as shown below –

Q: For alloys of two hypothetical metals A and B, there exist an a, A-rich phase, and a B, B-rich…

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Q: 3. For the regions and points on the Fe-C phase diagram given bellow, write the corresponding phases…

A: The reaction and corresponding composition phases are written from diagram as,

Q: When alloys A, B, and C are gently cooled from 1000 o C in the following temperature ranges, sketch…

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Q: 7. Consider 1.5 kg of a 99.6 wt% Fe-0.4 wt% C steel that is cooled to a temperature just below the…

A: In this problem we are asked to consider 2.0 kg of a 99.6 wt% Fe-0.4 wt% C alloy that is cooled to a…

Q: At what temperature does the first liquid phase form at 90% Ni? T(°C) 1600 1500 1400 1300 1200 1100…

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Q: Cite the phases that are present and the phase compositions for the following alloys: 15 wt% Sn–85…

A: The allot properties- 15 wt% Sn–85 wt% P The temperature,T =100°C   To find: The phases and the…

Q: Use the Lead-Tin (Pb-Sn) phase diagram below to answer the following questions: Place the following…

A: Given:

Q: According to the following graph, two samples of 1080 steel are cooled from the eutectoid…

A: Given: To find: Formation and microstructure