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Properties of substance:

gallium arsenide

Group of substances:

inorganic

Physical appearance:

cubic crystals

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

AsGa

Structural formula as text:

GaAs

Molar/atomic mass: 144.65

Melting point (°C):

1238

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

-71 (s)

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

-68.7 (s)

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

64.2 (s)

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

46.2 (s)

References:

  1. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 112-113 [Russian]
  2. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 67 [Russian]
  3. Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 205 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru