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Properties of substance:
triiron carbide
Synonyms:
iron carbide
Group of substances:
inorganic
Physical appearance:
gray rhombic crystals
Empirical formula (Hill's system for organic substances):
CFe
3
Structural formula as text:
Fe3C
Molar/atomic mass: 179.55
Melting point (°C):
1700
Solubility (g/100 g of solvent):
water
: insoluble [
Ref.
]
Density:
7.7 (20°C, g/cm
3
)
Standard molar enthalpy (heat) of formation Δ
f
H (298 K, kJ/mol)
25.104 (s) [
Ref.
]
Standard molar Gibbs energy of formation Δ
f
G (298 K, kJ/mol)
20.029 (s) [
Ref.
]
Standard molar entropy S (298 K, J/(mol·K))
104.6 (s) [
Ref.
]
Molar heat capacity at constant pressure C
p
(298 K, J/(mol·K))
105.868 (s) [
Ref.
]
References:
Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 340 [Russian]
Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 63 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru