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Properties of substance:

ammonium hydrogen sulfate

Synonyms:

ammonium bisulfate

Group of substances:

inorganic

Physical appearance:

colorless rhombic crystals

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

H5NO4S

Structural formula as text:

NH4HSO4

Molar/atomic mass: 115.11

Melting point (°C):

146.9

Boiling point (°C):

490

CAS №: 7803-63-6

Solubility (g/100 g of solvent):

acetone: insoluble [Ref.]
ethanol: slightly soluble [Ref.]
pyridine: practically insoluble [Ref.]
water: 100 (20°C) [Ref.]
water: very soluble (100°C) [Ref.]

Density:

1.78 (20°C, g/cm3)

Refractive index (nD):

1.473 (20°C)

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

-1025.5 (s)

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 4-47
  2. Perry D.L. Handbook of Inorganic Compounds. - 2nd ed. - CRC Press, 2011. - pp. 27
  3. Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 394 [Russian]
  4. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 26-27 [Russian]
  5. Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 154 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru