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Properties of substance:

gold(III) oxide

Group of substances:

inorganic

Physical appearance:

crystals

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

Au2O3

Structural formula as text:

Au2O3

Molar/atomic mass: 441.93

Decomposition temperature (°C):

155

Solubility (g/100 g of solvent):

ethanol: insoluble [Ref.]
water: insoluble [Ref.]

Density:

10.61 (20°C, g/cm3)

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

-13 (s)

Standard molar Gibbs energy of formation ΔfG0 (298.15 K, kJ/mol):

78.7 (s)

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 4-65
  2. Лидин Р.А., Андреева Л.Л., Молочко В.А. Константы неорганических веществ. - М.: Дрофа, 2006. - pp. 79 [Russian]
  3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 64 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru