Periodic table of elements

Barium hydroxide [Ba(OH)2]

SOLUBILITY:
acetone [(CH3)2CO]: ?.?.
water [H2O]: 1,67 (0), 2,48 (10), 3,89 (20), 5,59 (30), 8,22 (40), 13,1 (50), 20,9 (60), 101,4 (80)
ethanol [C2H5OH]: 12,61 (25)

PROPERTIES:
colourless monoclinic crystals
M (molar mass): 171,350 g/mol
MP (melting point): 408 °C
ТDT (decomposing temperature): 1000 °C
D (density): 4,5 (20, ?/??3, ?.)
ΔH°298 (Standard molar enthalpy of reaction at 298 К): -950 (?) kJ/mol
ΔG°298 (standard molar Gibbs energy of reaction at 298 К): -886 (?) kJ/mol
298 (standard molar entropy at 298 К): 124 (?) J/(mol•К)
LD50 (median lethal doses for laboratory animals): 255 (?????, ?/?), 308 (?????, ?/?) mg/kg
pKb1 (acid dissociation constant): 0,64 (25, ????)

LITERARY REFERENCES:
• ??????? ?????????? ????????: ?????????????? ?????????? ????????? I-IV ?????. ??????????. - ?.: ?????, 1988. – P. 136
• Lewis R.J. Saxs Dangerous Properties of Industrial Materials. - 11ed. - Wiley-interscience, 2004. – P. 342-343
• Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1 - New York: D. Van Nostrand Company, 1940. – P. 176-179
• ????????? ?.?., ????? ?.?. ??????? ?????????? ??????????. - ?.: ?????, 1977. – P. 54

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