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Properties of substance:

uranium(IV) oxide

Physical appearance:

cubic crystals

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

O2U

Structural formula as text:

UO2

Molar/atomic mass: 270.03

Melting point (°C):

2700

Destruction point (°C):

2700

Solubility (g/100 g of solvent):

water: insoluble [Ref.]

Density:

10.95 (20°C, g/cm3)

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

    -1084 (s)

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

    -1030 (s)

    Standard molar entropy S0 (298.15 K, J/mol·K):

    77.94 (s)

    Molar heat capacity at constant pressure Cp (298.15 K, J/mol·K):

    64.14 (s)

    References:

    1. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 106
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru