Main page (Russian) Search in database (English)
Sitemap (Russian)

Properties of substance:

sodium acetate


Physical appearance:

colorless monoclinic crystals

Empirical formula (Hill's system):

C2H3NaO2

Structural formula:

CH3COONa

Molar/atomic mass: 82.03

Melting point (°C):

324

Solubility (g/100 g of solvent):

acetone: 0.05 (15°C)
water: 119 (0°C)
water: 121 (10°C)
water: 123.5 (20°C)
water: 126 (30°C)
water: 129.5 (40°C)
water: 134 (50°C)
water: 139.5 (60°C)
water: 146 (70°C)
water: 153 (80°C)
water: 161 (90°C)
water: 170 (100°C)
water: 180 (110°C)
water: 191 (120°C)
water: 193 (123°C)
hydrazine: 6 (20°C)
sulfur dioxide: 0.073 (0°C)
diethyl ether: slightly soluble
methanol: 16 (15°C)
methanol: 16.55 (67.7°C)
formic acid: 23.92 (-18.2°C)
formic acid: 7.76 (0.9°C)
propanol: 0.97 (20°C)
acetic acid: 10.46 (25.3°C)
acetic acid: 67.79 (96.3°C)
ethanol: slightly soluble
ethanol 98.4%: 2.08 (8°C)
ethanol 98.4%: 2.33 (19°C)
ethanediol: 29.03 (25°C)

Density:

1.528 (20°C, g/cm3)

    Dissociation:

    pKa (1) = 24 (20°C, water)

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

    -709.32 (s)

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

    -607.7 (s)

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

    123.1 (s)

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

    79.9 (s)

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

    18

    References:

    1. Indian Journal of Chemistry. Section A. - 2005. - Vol. 44, No. 8. - pp. 1595
    2. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 1167-1169
    3. Гордон А., Форд Р. Спутник химика. - М.: Мир, 1976. - pp. 77
    4. Краткий справочник по химии. - Под ред. Куриленко О.Д. - Киев: Наукова думка, 1974. - pp. 489
    5. Лурье Ю.Ю. Справочник по аналитической химии. - М.: Химия, 1979. - pp. 78-79
    6. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 83
    7. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 673-674, 677
    8. Справочник химика. - Т.2. - Л.-М.: Химия, 1964. - pp. 144-145
    9. Справочник химика. - Т.3. - М.-Л.: Химия, 1965. - pp. 211, 290, 302
    10. Химическая энциклопедия. - Т.3. - М.: Советская энциклопедия, 1992. - pp. 180
      What information do you need?



      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru