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...
10. In the following phase diagram for Zn-Cu Alloy. Label one eutectic, eutectoid and peritectic point and write down the reactions and all other relevant details. Also explain the eutectoid reaction i.e. why does one solid phase convert to two solid phases as the alloy cools down.....(5 points) Composition (at% Zn) 20 40 60 80 12000 100 2200 2000 a + L a+2 Liquid 1000 1800 BUL 1600 800 a 1400 B Temperature (°C) a Temperature (°F) B 8 +L...
10. In the following phase diagram for Zn-Cu Alloy. Label one eutectic, eutectoid and peritectic point and write down the reactions and all other relevant details. Also explain the eutectoid reaction i.e. why does one solid phase convert to two solid phases as the alloy cools down.....(5 points) Composition (at% Zn) 20 40 60 80 12000 100 2200 2000 a + L a+2 Liquid 1000 1800 BUL 1600 800 a 1400 B Temperature (°C) a Temperature (°F) B 8 +L...
1. For the Cu-Zn phase diagram. For a 68 wt% Zn-32 wt% Cu alloy, list the phases and compositions that exist at 1000 °C, 760 °C, 600 °C and 400 °C. 2. For the Cu-Ag phase diagram, answer the following. Label the figure and add is part of your answer sheet.. .....(11 points) a) What is the eutectic temperature and composition? (1 point) b) In the context of this diagram, what does the symbol ß represent? (1 point) Composition (at%...
10. In the following phase diagram for Zn-Cu Alloy. Label one eutectic, eutectoid and peritectic point and write down the reactions and all other relevant details. Also explain the eutectoid reaction i.e. why does one solid phase convert to two solid phases as the alloy cools down.....(5 points) a)The figure needs to be part of your answer sheet Composition (at% Zn) 20 40 60 80 1200 100 2200 2000 a + L Liquid 1000 1800 B+L 1600 800 1400 €...
1. For the Cu-Zn phase diagram. For a 68 wt% Zn-32 wt% Cu alloy, list the phases and compositions that exist at 1000 °C, 760 °C, 600 °C and 400 °C.......... .....(8 points) Composition (at% Zn) 20 40 60 80 1200 100 2200 2000 a + L Liquid 1000 1800 B+L 1600 800 B 1400 2 Temperature (°C) Temperature (°F) 8 8 +L 1200 600 1000 7+ + Z у 400 800 8' TE B + 600 200 0 (Cu)...
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
2. For the Cu-Ag phase diagram, answer the following. Label the figure and add is part of your answer sheet....... .........(11 points) a) What is the eutectic temperature and composition? (1 point) b) In the context of this diagram, what does the symbol B represent? (1 point) c) Assume slow cooling and that equilibrium conditions exist for the alloy for 70 wt% Ag - 30 wt% Cu. If this is being cooled from 1000 °C, when will the first solid...
For the Cu-Ag phase diagram, answer the following. Label the figure and add is part of your answer sheet........ ...(11 points) a) What is the eutectic temperature and composition? (1 point) b) In the context of this diagram, what does the symbol B represent? (1 point) c) Assume slow cooling and that equilibrium conditions exist for the alloy for 70 wt% Ag – 30 wt% Cu. If this is being cooled from 1000 °C, when will the first solid form...
1. For the Cu-Zn phase diagram. For a 68 wt% Zn-32 wt% Cu alloy, list the phases and compositions that exist at 1000 °C, 760 °C, 600 °C and 400 °C.......... .(8 points) Composition (at% Zn) 20 40 60 80 1200 100 2200 2000 a + L Liquid 1000 1800 B+L 1600 800 1400 B L Temperature (°C) Temperature (°F) + B 8 +L 1200 B + 7 88 600 a 8 + 6 1000 7+1 + L 7 B'...
7. 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 0.250