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The thermodynamic properties of Ce2O3(s) fromT →  0 K to 1500 K

✍ Scribed by M.E. Huntelaar; A.S. Booij; E.H.P. Cordfunke; R.R. van der Laan; ; A.C.G. van Genderen; J.C. van Miltenburg


Publisher
Elsevier Science
Year
2000
Tongue
English
Weight
249 KB
Volume
32
Category
Article
ISSN
0021-9614

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✦ Synopsis


The thermodynamic properties of cerium sesquioxide, Ce 2 O 3 (s), have been measured. From the low-temperature adiabatic heat capacity measurements in the temperature range 3 K to 420 K, the values for

• mol -1 , respectively, have been obtained. The high-temperature enthalpy increment has been measured in the temperature range 470 K to 883 K. The enthalpy of solution has been measured by using isoperibol solution calorimetry at T = 298.15 K in 0.250 mol • dm -3 HCl(aq). Using all available literature values, the standard molar enthalpy of formation has been derived: f H o m {Ce 2 O 3 (s), 298.15 K} = -(1812.4 ± 1.3) kJ • mol -1 . The thermodynamic properties have been calculated to T = 1500 K.


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