Periodic table of elements

Sodium metasilicate [Na2SiO3]

SOLUBILITY:
water [H2O]: 18,8 (20), 22,2 (25), 34,5 (35), 56,7 (45), 93,5 (60), 160,6 (80)
ethanol [C2H5OH]: ?.?.

PROPERTIES:
colourless rhombic crystals
M (molar mass): 122,060 g/mol
MP (melting point): 1089 °C
D (density): 2,61 (20, ?/??3, ?.)
ΔHmelt (molar enthalpy of melting): 52,3 kJ/mol
ΔH°298 (Standard molar enthalpy of reaction at 298 К): -1528 kJ/mol
ΔG°298 (standard molar Gibbs energy of reaction at 298 К): -1427 (?) kJ/mol
298 (standard molar entropy at 298 К): 113,8 (?) J/(mol•К)
p (standard molar heat capacity): 111,8 (?) J/(mol•К)

LITERARY REFERENCES:
• ???????? ?.?. ?????? ????? ?????. - ?.1. - ?.: ?????, 1973. – P. 592
• ????????? ?.?., ????? ?.?. ??????? ?????????? ??????????. - ?.: ?????, 1977. – P. 85

MENU: