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Properties of substance:

gallium(III) oxide

Group of substances:

inorganic

Physical appearance:

white trigonal crystals

Empirical formula (Hill's system for organic substances):

Ga2O3

Structural formula as text:

Ga2O3

Molar/atomic mass: 187.44

Melting point (°C):

1740

Solubility (g/100 g of solvent):

water: insoluble [Ref.]

Density:

6.48 (20°C, g/cm3)

Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

-516 (g)

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

-1089.095 (s) [Ref.]

Standard molar Gibbs energy of formation ΔfG (298 K, kJ/mol)

-998.339 (s) [Ref.]

Standard molar entropy S (298 K, J/(mol·K))

84.977 (s) [Ref.]

Molar heat capacity at constant pressure Cp (298 K, J/(mol·K))

92.191 (s) [Ref.]

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-12
  2. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 63 [Russian]
  3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 60 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru