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Properties of substance:

cobalt(II) nitrate


Empirical formula (Hill's system):

CoN2O6

Structural formula:

Co(NO3)2

Molar/atomic mass: 182.94

Destruction point (°C):

100-270

Solubility (g/100 g of solvent):

liquid ammonia: soluble
water: 84.03 (0°C)
water: 98.93 (18°C)
water: 338.8 (91°C)
hydrogen fluoride : insoluble
ethyl acetate: soluble
ethanediol: 400 (20°C)

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

    -422 (s)

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

    -230 (s)

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

    192 (s)

    References:

    1. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 429-431
    2. Stern K.H. High temperature properties and thermal decomposition of inorganic salts with oxyanions. - CRC Press, 2001. - pp. 158
    3. . - .1, .1. - .-.: , 1961. - pp. 354
    4. . - .1, .2. - .-.: , 1962. - pp. 1008
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru