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were calculated from the standard enthalpies of forma- tion of the crystal hydrates ( Table 3 ) ; the literature val- ues of the standard enthalpies of formation of Zr ( HPO4 ) 2 H2O ( -3 468.8 ± 4.0 kJ / mol [ 17 ] ) , Zr ( HAsO4 ) 2 ...
were calculated from the standard enthalpies of forma- tion of the crystal hydrates ( Table 3 ) ; the literature val- ues of the standard enthalpies of formation of Zr ( HPO4 ) 2 H2O ( -3 468.8 ± 4.0 kJ / mol [ 17 ] ) , Zr ( HAsO4 ) 2 ...
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Enthalpies ( kJ / mol ) of reactions ( 17 ) at 298.15 K Initial crystal hydrate A , H12 ( 298 ) A , H17 ( 298 ) ... 3.93 13.0 Hf ( NaAsO4 ) 2 3H2O * Average enthalpy of dehydration reaction ( 17 ) per mole of liquid water released .
Enthalpies ( kJ / mol ) of reactions ( 17 ) at 298.15 K Initial crystal hydrate A , H12 ( 298 ) A , H17 ( 298 ) ... 3.93 13.0 Hf ( NaAsO4 ) 2 3H2O * Average enthalpy of dehydration reaction ( 17 ) per mole of liquid water released .
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Ca ( AsUO6 ) 2 10H2O The standard enthalpies of formation of the crystal hydrates ( Table 2 ) were computed from A , H ( 298 ) , and the standard enthalpies of formation of A " ( PUO6 ) 2 [ 5 ] , A " ( AsUO6 ) 2 [ 6 ] , and liquid water ...
Ca ( AsUO6 ) 2 10H2O The standard enthalpies of formation of the crystal hydrates ( Table 2 ) were computed from A , H ( 298 ) , and the standard enthalpies of formation of A " ( PUO6 ) 2 [ 5 ] , A " ( AsUO6 ) 2 [ 6 ] , and liquid water ...
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absorption according acid addition analysis angle anions aqueous atoms band bond bridging calculated cation changes charge Chem chemical Chemistry chloride cm-¹ complexes composition compounds concentration constant containing coordination Copyright corresponding crystal curves decomposition decrease derivatives described determined diagram distances effect electron energy enthalpies experimental extraction formation frequencies H₂O heating higher hydrogen increase indicates initial Inorganic intensity interaction ions Khim kJ/mol ligand measured melt metal method mixed mixture mol/l molecules Moscow Neorg observed obtained occur oxide oxygen parameters phase phosphate positions powder prepared presented properties Publishing range ratio reaction REFERENCES region respectively Russian salts samples shift shows similar sodium solid solution space group spectra spectrum stability structure studied synthesis Table temperature thermal tion Translation unit values vibrations X-ray diffraction