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Properties of substance:

potassium hydrogen arsenate

Group of substances:

inorganic

Physical appearance:

colorless monoclinic crystals

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

HAsK2O4

Structural formula as text:

K2HAsO4

Molar/atomic mass: 218.12

Decomposition temperature (°C):

30

Solubility (g/100 g of solvent):

ethanol: insoluble [Ref.]
water: 18.9 (6°C) [Ref.]
water: 297 (20°C) [Ref.]

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 4-82
  2. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 126-127 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru