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Properties of substance:

nitrous acid

Group of substances:

inorganic

Physical appearance:

aqueous solution

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

HNO2

Structural formula as text:

HONO

Molar/atomic mass: 47.013

Decomposition temperature (°C):

0

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

    -79.5 (g)

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

    -46 (g)

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

    254.1 (g)

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

    45.6 (g)

    References:

    1. Bell C.F. Syntheses and Physical Studies of Inorganic Compounds. - Pergamon Press, 1972. - pp. 56-79
    2. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-13
    3. Markovits G. Y., Schwartz S. E., Newman L. Hydrolysis equilibrium of dinitrogen trioxide in dilute acid solution / Inorganic Chemistry. - 1981. - Vol. 20, No. 2. - pp. 445-450 [DOI: 10.1021/ic50216a025]
    4. Гринвуд Н., Эрншо А. Химия элементов. - Т.1. - М.: БИНОМ. Лаборатория знаний, 2008. - pp. 430-433 [Russian]
    5. Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 423-424 [Russian]
    6. Справочник химика. - Т. 3. - М.-Л.: Химия, 1965. - pp. 78 [Russian]
    7. Степин Б.Д., Цветков А.А. Неорганическая химия. - М.: Высшая школа, 1994. - pp. 276 [Russian]
    8. Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 61 [Russian]
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru