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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):

CFe3

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/cm3)

Standard molar enthalpy (heat) of formation ΔfH (298 K, kJ/mol)

25.104 (s) [Ref.]

Standard molar Gibbs energy of formation ΔfG (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 Cp (298 K, J/(mol·K))

105.868 (s) [Ref.]

References:

  1. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 340 [Russian]
  2. 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