Periodic table of elements

Mercury(II) sulfide [HgS]

SOLUBILITY:
water [H2O]: 0,00000125 (18)
ethanol [C2H5OH]: ?.?.

PROPERTIES:
red trigonal crystals
M (molar mass): 232,650 g/mol
MP (melting point): 825 °C
D (density): 8,1 (20, ?/??3, ?.)
ΔH°298 (Standard molar enthalpy of reaction at 298 К): -59 (?) kJ/mol
ΔG°298 (standard molar Gibbs energy of reaction at 298 К): -51,4 (?) kJ/mol
298 (standard molar entropy at 298 К): 82,4 (?) J/(mol•К)
p (standard molar heat capacity): 48,41 (?) J/(mol•К)
P (vapor pressure): 1 (333), 10 (395), 100 (484) Mmhg or Torr

LITERARY REFERENCES:
• ?????????? ????????????????? ???????. - ??? ???. ??????? ?.?. - ?.: ?????????? ????????????, 1983. – P. 512
• ???????????? ??? ?????. - ?.17: ?????. - ?.: ??????+, 2004. – P. 235
• Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1 - New York: D. Van Nostrand Company, 1940. – P. 652
• ??????? ?.?., ???????? ?.?. ?????????? ???????????????? ???????????. - ?.: ?????? ?????, 1969. – P. 36
• ???????? ?.?. ?????? ????? ?????. - ?.2. - ?.: ?????, 1973. – P. 204
• ????????? ?.?., ????? ?.?. ??????? ?????????? ??????????. - ?.: ?????, 1977. – P. 93

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