Periodic table of elements

Potassium metasilicate [K2SiO3]

SOLUBILITY:
water [H2O]: soluble
ethanol [C2H5OH]: insoluble

PROPERTIES:
colourless rhombic crystals
M (molar mass): 154,280 g/mol
MP (melting point): 976 °C
ΔHmelt (molar enthalpy of melting): 50 kJ/mol
ΔH°298 (Standard molar enthalpy of reaction at 298 К): -1590 (s) kJ/mol
298 (standard molar entropy at 298 К): 146,1 (s) J/(mol•К)
p (standard molar heat capacity): 118,4 (s) J/(mol•К)

LITERARY REFERENCES:
• Rabinovich V.A., Havin Z.Ya. Kratkiy himicheskiy spravochnik. - L.: Himiya, 1977. – P. 69

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