Periodic table of elements

Sodium hydroxide [NaOH]

SOLUBILITY:
ammonia liquid [NH3]: 0,00025 (-40°)
acetone [(CH3)2CO]: insoluble
water [H2O]: 41,8 (0°), 108,7 (20°), 113 (25°), 118 (30°), 129 (40°), 146 (50°), 177 (60°), 300 (70°), 337 (100°), 374 (125°), 418 (150°), 554 (200°)
glycerol [HOCH2CH(OH)CH2OH]: freely soluble
diethyl ether [C2H5OC2H5]: insoluble
methanol [CH3OH]: 31 (28°)
ethanol [C2H5OH]: 17,3 (28°)

PROPERTIES:
colourless rhombic crystals
M (molar mass): 39,997 g/mol
MP (melting point): 323 °C
BP (boiling point): 1403 °C
D (density): 2,13 (20°, g/cm3, s.)
ΔHmelt (molar enthalpy of melting): 7,1 kJ/mol
ΔH°298 (Standard molar enthalpy of reaction at 298 К): 188 (g) kJ/mol
ΔG°298 (standard molar Gibbs energy of reaction at 298 К): -380,7 (s) kJ/mol
298 (standard molar entropy at 298 К): 228 (g) J/(mol•К)
p (standard molar heat capacity): 49 (g) J/(mol•К)
pKb1 (acid dissociation constant): -0,77 (25°, water)

LITERARY REFERENCES:
• Himicheskaya enciklopediya. - T.3. - M.: Sovetskaya enciklopediya, 1992. – P. 181-182
• Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1 - New York: D. Van Nostrand Company, 1940. – P. 1283-1286
• Karapet'yanc M.H., Drakin S.I. Obschaya i neorganicheskaya himiya. - M.: Himiya, 1981. – P. 303-304
• Lur'e Yu.Yu. Spravochnik po analiticheskoy himii. - M.: Himiya, 1971. – P. 93
• Rabinovich V.A., Havin Z.Ya. Kratkiy himicheskiy spravochnik. - L.: Himiya, 1977. – P. 84
• Stepin B.D., Cvetkov A.A. Neorganicheskaya himiya. - M.: Vysshaya shkola, 1994. – P. 205

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