1. Solid-Liquid Equilibrium 1500 Liquid 1314 1324 1300 1268 1100 1040 1030 90아 700 0.2 0.4 0.6 0.8 Mole fraction of Si, x, a) A 12 kmol liquid mixture with xạ = 0.8, Xa = 0.2 at 1500 oC was cooled to 1030 oC. Determine the amount of liquid and pure solid Si that is in equilibrium with each other. b) Suppose the mixture in (a) is cooled further to 900 oC. How many kg of CaSi; is formed? (Molar weights: Ca - 40 g/mol, Si - 28 g/mol) c) At xs = 0.694 and T = 1030 oC, is the system solid, liquid, or both? Temperature, e°c 950'0 Is'e 0.402 Casi Casi, D69'0

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1. Solid-Liquid Equilibrium
1500
Liquid 1314
1324
1300
1268
1100
1040
1030
900
700
0.2
0.4
0.6
0.8
Mole fraction of Si, x.
a) A 12 kmol liquid mixture with xạ = 0.8, Xa = 0.2 at 1500 oC was
cooled to 1030 oC. Determine the amount of liquid and pure solid Si
that is in equilibrium with each other.
b) Suppose the mixture in (a) is cooled further to 900 oC. How many kg
of Casi; is formed? (Molar weights: Ca - 40 g/mol, Si - 28 g/mol)
c) At xa = 0.694 and T = 1030 oC, is the system solid, liquid, or both?
Temperature, e°C
0.056
0.402
Casi
Casi,
D69'0
Transcribed Image Text:1. Solid-Liquid Equilibrium 1500 Liquid 1314 1324 1300 1268 1100 1040 1030 900 700 0.2 0.4 0.6 0.8 Mole fraction of Si, x. a) A 12 kmol liquid mixture with xạ = 0.8, Xa = 0.2 at 1500 oC was cooled to 1030 oC. Determine the amount of liquid and pure solid Si that is in equilibrium with each other. b) Suppose the mixture in (a) is cooled further to 900 oC. How many kg of Casi; is formed? (Molar weights: Ca - 40 g/mol, Si - 28 g/mol) c) At xa = 0.694 and T = 1030 oC, is the system solid, liquid, or both? Temperature, e°C 0.056 0.402 Casi Casi, D69'0
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