Homework Answers
A phase transition is the transition from one state of matter to another. There are three States of matter:
Solid, liquid and gaseous.
Here S- solid states
L- liquid state
Eu- Eutectic mix
b. The incongruent melting point is shown in the above graph.
c. The empirical formula of the compound which is formed be
Ax By .
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7. Consider the following phase diagram of a reacting system: (a) Identify the phases present in...
Consider the following phase diagram of a reacting system: (a) Identify the phases present in each...
Consider the following phase diagram of a reacting system: (a) Identify the phases present in each of the numbered areas. (b) Locate where the incongruent melting occurs. (c) What is the empirical formula of the compound that forms? Liquid #1 #5 7 #3 #2 #4 В 0.250 Хв
1. For the following is the phase diagram of SiO2 identify the triple points and the phases present at each point 15 points] Stishovite 10F 6 Coesite 2 B-quartz 2 Liquid α-quartz Cristobalite Tridymi...
1. For the following is the phase diagram of SiO2 identify the triple points and the phases present at each point 15 points] Stishovite 10F 6 Coesite 2 B-quartz 2 Liquid α-quartz Cristobalite Tridymite 600 1000 1400 1800 2200 2600 Temperature C
1. For the following is the phase diagram of SiO2 identify the triple points and the phases present at each point 15 points] Stishovite 10F 6 Coesite 2 B-quartz 2 Liquid α-quartz Cristobalite Tridymite 600 1000 1400 1800...
Consider the Cu-Ag phase diagram provided. What phases are present at equilibrium if an alloy of...
Consider the Cu-Ag phase diagram provided. What phases are present at equilibrium if an alloy of Cu-50wt%Ag is held at 800°C. What are the compositions of the phases? Composition (at% Ag) - 40 60 80 1200 2200 100 2000 -Liquidus Liquid -Solidus ar + L 800 779°C (Te) 71.9 Temperature (°C) 91.2 (CBE) Temperature (°F) Solvus + B 20 80 100 40 60 Composition (wt% Ag) (Cu) (Ag) The phases present are a (8 wt%Ag, 92 wt%Cu) and B (93...
Type or paste question here Consider the following phase diagram to answer the questions. Be VERY...
Type or paste question here
Consider the following phase diagram to answer the questions. Be VERY complete in your answers, write neatly, and show all your work. Pressure Temperature a) Label on the plot the "triple point". What is special about this part of the curve (what is physically happening to the system at this point)? b) Label the areas on the plot that correspond to the liquid, vapor, and solid phases, and shade in the area that corresponds to...
Sulfur exhibits two solid phases, rhombie and monoclinic. Use the Phase Diagram er the following question....
Sulfur exhibits two solid phases, rhombie and monoclinic. Use the Phase Diagram er the following question. (The phase diagram is not to scale.) 151C. 1420 m Monline 95 1910 lam I am Rhobic 115.15C 95C 51 x 10am How many triple points are in the phase diagram? b. What phases are in equilibrium at the triple point at 9531°C? (Select all that apply.) rhombic liquid monoclinic c. What phases are in equilibrium at the triple point at 115.18°C? Show in...
Figure 2 shows a part of Copper (Cu)-Stamun( So) phase disgram. Based on Figure 2 answer the foll...
Figure 2 shows a part of Copper (Cu)-Stamun( So) phase disgram. Based on Figure 2 answer the following questions (a a) Identify phases (a) to (e) Identify two isothermal reactions. Write the equation for each reaction including the composition and temperature. (b) Consider an alloy containing 20t % Sn : (c) If the alloy is heated, at what temperatures the melting process begin and complete What are the phases present and their compositions at the temperatures of 850°C, 700°C and...
4 Based on the given Cu-Zn phase diagram in figure 1, identify all the microstructural changes...
4 Based on the given Cu-Zn phase diagram in figure 1, identify all the microstructural changes in terms of phases changes) for Cu-30 wt% Zn and Cu-40 wt.% Zn alloy when they are slowly cooled down to room temperature from their melting temperatures. What are the temperatures where phase changes occur during solidification of the alloys? 4 Based on the given Cu-Zn phase diagram in figure 1, identify all the microstructural changes in terms of phases changes) for Cu-30 wt%...
1. From the phase diagram for a binary mixture of titanium and nickel, find: a. label...
1. From the phase diagram for a binary mixture of titanium and nickel, find: a. label the two-phase regions with the phases present in each case. b. The phase or phases present in a mixture of 2g nickel with 48g titanium @ 1000C c. Amount of additional nickel in g required for the alloy to start to form a liquid at 1000C. d. Composition of the first liquid that starts to form as nickel is added to this alloy e....
2. Consider the phase diagram of compound Z below: Pressure 1.00 lata A 6.5 Temperature a....
2. Consider the phase diagram of compound Z below: Pressure 1.00 lata A 6.5 Temperature a. Label the areas representing solid, liquid, and gas. b. The substance is at point A and the pressure drops to 0.5 atm. What state change will it undergo? (boiling, melting, freezing, etc.)
1 picture- problem 2 other pictures- phase diagrams for problem 1. Draw a phase diagram for...
1 picture- problem
2 other pictures- phase diagrams for problem
1. Draw a phase diagram for a binary eutectic alloy with solid solubility, naming and describing the significance of the main features. The binary alloy system of metals A and B contains two intermediate (intermetallic) phases A B and AB2 of narrow composition range, each of which forms by a peritectic reaction A cutectic point also exists, at 85at% B. The melting point of A is higher than that of...
Consider the following phase diagram of a reacting system: (a) Identify the phases present in each of the numbered areas. (b) Locate where the incongruent melting occurs. (c) What is the empirical formula of the compound that forms? Liquid #1 #5 7 #3 #2 #4 В 0.250 Хв
1. For the following is the phase diagram of SiO2 identify the triple points and the phases present at each point 15 points] Stishovite 10F 6 Coesite 2 B-quartz 2 Liquid α-quartz Cristobalite Tridymite 600 1000 1400 1800 2200 2600 Temperature C
1. For the following is the phase diagram of SiO2 identify the triple points and the phases present at each point 15 points] Stishovite 10F 6 Coesite 2 B-quartz 2 Liquid α-quartz Cristobalite Tridymite 600 1000 1400 1800...
Consider the Cu-Ag phase diagram provided. What phases are present at equilibrium if an alloy of Cu-50wt%Ag is held at 800°C. What are the compositions of the phases? Composition (at% Ag) - 40 60 80 1200 2200 100 2000 -Liquidus Liquid -Solidus ar + L 800 779°C (Te) 71.9 Temperature (°C) 91.2 (CBE) Temperature (°F) Solvus + B 20 80 100 40 60 Composition (wt% Ag) (Cu) (Ag) The phases present are a (8 wt%Ag, 92 wt%Cu) and B (93...
Type or paste question here
Consider the following phase diagram to answer the questions. Be VERY complete in your answers, write neatly, and show all your work. Pressure Temperature a) Label on the plot the "triple point". What is special about this part of the curve (what is physically happening to the system at this point)? b) Label the areas on the plot that correspond to the liquid, vapor, and solid phases, and shade in the area that corresponds to...
Sulfur exhibits two solid phases, rhombie and monoclinic. Use the Phase Diagram er the following question. (The phase diagram is not to scale.) 151C. 1420 m Monline 95 1910 lam I am Rhobic 115.15C 95C 51 x 10am How many triple points are in the phase diagram? b. What phases are in equilibrium at the triple point at 9531°C? (Select all that apply.) rhombic liquid monoclinic c. What phases are in equilibrium at the triple point at 115.18°C? Show in...
Figure 2 shows a part of Copper (Cu)-Stamun( So) phase disgram. Based on Figure 2 answer the following questions (a a) Identify phases (a) to (e) Identify two isothermal reactions. Write the equation for each reaction including the composition and temperature. (b) Consider an alloy containing 20t % Sn : (c) If the alloy is heated, at what temperatures the melting process begin and complete What are the phases present and their compositions at the temperatures of 850°C, 700°C and...
4 Based on the given Cu-Zn phase diagram in figure 1, identify all the microstructural changes in terms of phases changes) for Cu-30 wt% Zn and Cu-40 wt.% Zn alloy when they are slowly cooled down to room temperature from their melting temperatures. What are the temperatures where phase changes occur during solidification of the alloys? 4 Based on the given Cu-Zn phase diagram in figure 1, identify all the microstructural changes in terms of phases changes) for Cu-30 wt%...
2. Consider the phase diagram of compound Z below: Pressure 1.00 lata A 6.5 Temperature a. Label the areas representing solid, liquid, and gas. b. The substance is at point A and the pressure drops to 0.5 atm. What state change will it undergo? (boiling, melting, freezing, etc.)
1 picture- problem
2 other pictures- phase diagrams for problem
1. Draw a phase diagram for a binary eutectic alloy with solid solubility, naming and describing the significance of the main features. The binary alloy system of metals A and B contains two intermediate (intermetallic) phases A B and AB2 of narrow composition range, each of which forms by a peritectic reaction A cutectic point also exists, at 85at% B. The melting point of A is higher than that of...
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