Periodic table of elements

Calcium hydroxide [Ca(OH)2]

SOLUBILITY:
water [H2O]: 0,176 (0), 0,17 (10), 0,16 (20), 0,155 (25), 0,148 (30), 0,137 (40), 0,114 (60), 0,092 (80), 0,072 (100), 0,035 (150), 0,012 (200)
ethanol [C2H5OH]: ?.?.

PROPERTIES:
colourless hexagonal crystals
M (molar mass): 74,080 g/mol
ТDT (decomposing temperature): 580 °C
Decomp. to (names of the decomposition products): ??????? ?????, ????
D (density): 2,34 (20, ?/??3, ?.)
ΔH°298 (Standard molar enthalpy of reaction at 298 К): -986,6 (?) kJ/mol
ΔG°298 (standard molar Gibbs energy of reaction at 298 К): -896,8 (?) kJ/mol
298 (standard molar entropy at 298 К): 76,1 (?) J/(mol•К)
p (standard molar heat capacity): 84,5 (?) J/(mol•К)
pSP (solubility product index): 5,26 (20, ????)
pKb2 (acid dissociation constant): 1,37 (25, ????)

LITERARY REFERENCES:
• ?????????? ?? ?????????????. - ?.1, ??.1. - ?.-?.: ??? ????, 1961. – P. 243-244
• ?????????? ????????????. - ?.2. - ?.: ????????? ????????????, 1990. – P. 298
• Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1 - New York: D. Van Nostrand Company, 1940. – P. 309-318
• ????????? ?.?., ????? ?.?. ??????? ?????????? ??????????. - ?.: ?????, 1977. – P. 71

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