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Properties of substance:

sodium chromate decahydrate

Group of substances:

inorganic

Physical appearance:

yellow monoclinic crystals

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

H20CrNa2O14

Structural formula as text:

Na2CrO4 * 10H2O

Molar/atomic mass: 342.13

Melting point (°C):

19.9

Solubility (g/100 g of solvent):

ethanol: sparingly soluble [Ref.]
water: very soluble [Ref.]

Hygroscopic:

yes

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

-4277 (s)

Molar enthalpy (heat) of fusion ΔfusH (kJ/mol):

64

References:

  1. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 170-171 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru