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Determination of the standard molar Gibbs energy of formation of lanthanum zirconate by a galvanic cell involving lanthanum β-alumina electrolyte

✍ Scribed by G. Róg; A. Kozłowska-Róg


Publisher
Elsevier Science
Year
2002
Tongue
English
Weight
55 KB
Volume
34
Category
Article
ISSN
0021-9614

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✦ Synopsis


The standard molar Gibbs energy of formation of La 2 Zr 2 O 7 from La 2 O 3 and ZrO 2 has been determined in the temperature range 1073 K to 1273 K by the e.m.f. measurements. The solid-state galvanic cell involving lanthanum β-alumina electrolyte was applied. The average values of the standard enthalpy and the standard entropy in the temperature range covered by the e.m.f. measurements have also been estimated. The results have been compared with those obtained by other authors.


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