Thermodynamics of Dissolution for Crystalline Racemic Tartaric and Glutaric Acids and Isatin in KOH Aqueous Solutions at 298.15 K
- Авторы: Lytkin A.1, Chernikov V.1, Krutova O.1, Litvinenko V.2, Volkov A.1, Bychkova S.1, Skvortsov I.1
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Учреждения:
- Ivanovo State University of Chemistry and Technology
- Kostroma State University
- Выпуск: Том 92, № 1 (2018)
- Страницы: 70-74
- Раздел: Physical Chemistry of Solutions
- URL: https://journals.rcsi.science/0036-0244/article/view/169861
- DOI: https://doi.org/10.1134/S0036024418010144
- ID: 169861
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Аннотация
Enthalpies of dissolution are found for crystalline racemic tartaric and glutaric acids and isatin in water and in potassium hydroxide solutions at 298.15 K via direct calorimetry. The protolytic equilibria in isatin aqueous solutions are studied at 298.15 K and ionic strengths of 0.5 (relative to potassium nitrate) by potentiometric means. Standard enthalpies of formation are calculated for racemic tartaric and glutaric acids, isatin, and the products of their dissociation in aqueous solutions.
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Об авторах
A. Lytkin
Ivanovo State University of Chemistry and Technology
Email: kdvkonkpd@dsn.ru
Россия, Ivanovo, 153000
V. Chernikov
Ivanovo State University of Chemistry and Technology
Email: kdvkonkpd@dsn.ru
Россия, Ivanovo, 153000
O. Krutova
Ivanovo State University of Chemistry and Technology
Автор, ответственный за переписку.
Email: kdvkonkpd@dsn.ru
Россия, Ivanovo, 153000
V. Litvinenko
Kostroma State University
Email: kdvkonkpd@dsn.ru
Россия, Kostroma, 156961
A. Volkov
Ivanovo State University of Chemistry and Technology
Email: kdvkonkpd@dsn.ru
Россия, Ivanovo, 153000
S. Bychkova
Ivanovo State University of Chemistry and Technology
Email: kdvkonkpd@dsn.ru
Россия, Ivanovo, 153000
I. Skvortsov
Ivanovo State University of Chemistry and Technology
Email: kdvkonkpd@dsn.ru
Россия, Ivanovo, 153000