(Solved): Use the Cu-Ag phase diagram given below to answer questions (a) to (d): Composition (at% Ag) 0 20 ...

Use the Cu-Ag phase diagram given below to answer questions (a) to (d): Composition (at% Ag) 0 20 40 60 80 100 ??? 1200 A 1000 800 600 400 ? 2000 B 8.0 (C?R) -Solidus Solvus a + L Liquidus 779°C (T?) a+p Liquid E 71.9 (C?) B+L 91.2 (C??) G A H 2200 2000 1800 F 1600 1400 1200 1000 800 600 400 20 40 60 80 100 (Cu) Composition (wt% Ag) Figure 10.7 John Wiley & Sons, Inc. All rights reserved. (a) An alloy containing 80 wt% Cu is heated from room temperature. At what temperature it transform into a complete liquid? (type in the final answer in the answer box below with correct part number) (b) What is the eutectic composition for this alloy? (type in the final answer in the answer box below with correct part number) (c) What is the maximum solubility of Ag in Cu at a temperature of 700 °C? (type in the final answer in the answer box below with correct part number) (d) For an alloy containing 30 wt% Ag at 900 °C, what phases are present and what is the composition of the liquid phase? (type in the calculations and final answer in the answer box below with correct part number)