Periodic table of elements

Calcium phosphate [Ca3(PO4)2]

SOLUBILITY:
water [H2O]: 0,03 (25°)
ethanol [C2H5OH]: insoluble

PROPERTIES:
colourless trigonal crystals
M (molar mass): 310,180 g/mol
MP (melting point): 1670 °C
D (density): 3,14 (20°, g/cm3, s.)
ΔH°298 (Standard molar enthalpy of reaction at 298 К): -4137,6 (s) kJ/mol
ΔG°298 (standard molar Gibbs energy of reaction at 298 К): -3899,5 (s) kJ/mol
298 (standard molar entropy at 298 К): 236 (s) J/(mol•К)
p (standard molar heat capacity): 227,8 (s) J/(mol•К)
pSP (solubility product index): 29 (25°, water)

LITERARY REFERENCES:
• Spravochnik po rastvorimosti. - T.1, Kn.1. - M.-L.: IAN SSSR, 1961. – P. 26
• Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1 - New York: D. Van Nostrand Company, 1940. – P. 318-324
• Efimov A.I. i dr. Svoystva neorganicheskih soedineniy. Spravochnik. - L.: Himiya, 1983. – P. 140-141
• Rabinovich V.A., Havin Z.Ya. Kratkiy himicheskiy spravochnik. - L.: Himiya, 1977. – P. 72 239

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