Given the phase diagram below, which of the following statements are TRUE:Temperature (°C)16001500140013001200110010001085 °C0(Cu)20B) Point "A" is a homogeneous systemAt 1100 C, pure Cu exists in liquid phaseComposition (at% Ni)2040 60 80LiquidLiquidus lineB.A At 1453 C, pure Cu exists in both liquid and solid phasesCL4060Composition (wt% Ni)Solidus lineCu and Ni have complete solubility in both liquid and solid phasesE Both liquid and solid phases for Cu and Ni exist at point "B"1453 °C1008028002600240022002000100(Ni)Temperature (°F)

To find out the correct statement about the phase diagram of Cu-Ni which is given as follows:

Given the phase diagram below, which of the following statements are TRUE: Temperature (°C) 1600 1500 1400 1300 1200 1100 1085 °C 1000 1 0 Composition (at% Ni) 20 40 60 Point "A" is a homogeneous system At 1100 C, pure Cu exists in liquid phase Liquid Liquidus line B [+%₂ 20 40 60 At 1453 C, pure Cu exists in both liquid and solid phases Composition (wt% Ni) Cu and Ni have complete solubility in both liquid and solid phases Both liquid and solid phases for Cu and Ni exist at point "B" 80 Solidus line 1453 °C 100 80 2800 2600 2400 2200 2000 100 (Ni) Temperature (°F)

Given the phase diagram below, which of the following statements are TRUE: Temperature (°C) 1600 1500 1400 1300 1200 1100 1085 °C 1000 1 0 Composition (at% Ni) 20 40 60 Point "A" is a homogeneous system At 1100 C, pure Cu exists in liquid phase Liquid Liquidus line B [+%₂ 20 40 60 At 1453 C, pure Cu exists in both liquid and solid phases Composition (wt% Ni) Cu and Ni have complete solubility in both liquid and solid phases Both liquid and solid phases for Cu and Ni exist at point "B" 80 Solidus line 1453 °C 100 80 2800 2600 2400 2200 2000 100 (Ni) Temperature (°F)

Physical Chemistry

2nd Edition

ISBN:9781133958437

Author:Ball, David W. (david Warren), BAER, Tomas

Publisher:Ball, David W. (david Warren), BAER, Tomas

Chapter6: Equilibria In Single-component Systems

Section: Chapter Questions

Problem 6.50E

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