Periodic table of elements

Sodium phosphate [Na3PO4]

SOLUBILITY:
water [H2O]: 5,4 (0), 14,5 (25), 23,3 (40), 54,3 (60), 68 (80), 94,6 (100)

PROPERTIES:
colourless tetragonal crystals
M (molar mass): 163,940 g/mol
MP (melting point): 1340 °C
D (density): 2,536 (17,5, ?/??3, ?.)
ΔH°298 (Standard molar enthalpy of reaction at 298 К): -1935,5 (?) kJ/mol
ΔG°298 (standard molar Gibbs energy of reaction at 298 К): -1819 (?) kJ/mol
298 (standard molar entropy at 298 К): 224,7 (?) J/(mol•К)

LITERARY REFERENCES:
• ?????????? ????????????????? ???????. - ??? ???. ??????? ?.?. - ?.: ?????????? ????????????, 1983. – P. 363
• Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1 - New York: D. Van Nostrand Company, 1940. – P. 1287
• ?????? ?.?. ? ??. ???????? ?????????????? ??????????. ??????????. - ?.: ?????, 1983. – P. 168-169
• ????????? ?.?., ????? ?.?. ??????? ?????????? ??????????. - ?.: ?????, 1977. – P. 85

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