Which of the following statements are true about the following phase diagram? Group of answer choices All three allotropes of iron exist at the same range of temperature and pressure. Iron vapor can exist at conditions of Earth's atmosphere. Solid iron can exist in three different crystal structures. Solid iron can exist in two different crystal structures. Liquid iron only exists at high pressur

Elements Of Electromagnetics
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Which of the following statements are true about the following phase diagram?

Group of answer choices
All three allotropes of iron exist at the same range of temperature and pressure.
Iron vapor can exist at conditions of Earth's atmosphere.
Solid iron can exist in three different crystal structures.
Solid iron can exist in two different crystal structures.
Liquid iron only exists at high pressure.
T (°C)
3000
2500
Vapor
Liquid
2000
1538 °C
1394 °C.
1500
6-iron (BCC)
Y-iron (FCC)
1000
910 °C
a-iron (BCC)
10" 100 10° 10° 10* 10
-12
1
10
100
P (bar)
Transcribed Image Text:T (°C) 3000 2500 Vapor Liquid 2000 1538 °C 1394 °C. 1500 6-iron (BCC) Y-iron (FCC) 1000 910 °C a-iron (BCC) 10" 100 10° 10° 10* 10 -12 1 10 100 P (bar)
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