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Properties of substance:

copper(II) nitrate trihydrate

Group of substances:

inorganic

Physical appearance:

blue crystals

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

H6CuN2O9

Structural formula as text:

Cu(NO3)2 * 3H2O

Molar/atomic mass: 241.6

Melting point (°C):

114.5

Decomposition temperature (°C):

135

Solubility (g/100 g of solvent):

dimethylformamide: 20 (25°C) [Ref.]
ethanol: 100 (12.5°C) [Ref.]
water: 83.5 (0°C) [Ref.]
water: 100 (10°C) [Ref.]
water: 124.7 (20°C) [Ref.]
water: 150.6 (25°C) [Ref.]
water: 156.4 (30°C) [Ref.]
water: 163.2 (40°C) [Ref.]
water: 171.7 (50°C) [Ref.]
water: 181.7 (60°C) [Ref.]
water: 207.7 (80°C) [Ref.]
water: 247.2 (100°C) [Ref.]

Hygroscopic:

yes

Density:

2.32 (20°C, g/cm3)

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

    -1217 (s)

    LD50 (mg/kg):

    940 (white rats, oral)

    References:

    1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 4-62
    2. Japanese Journal of Applied Physics. - 2010. - Vol. 49, No. 5. - pp. 05EA04-1 - 05EA04-4 [DOI: 10.1143/jjap.49.05ea04]
    3. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 491-493
    4. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 80 [Russian]
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru