Acidity Function HR of Concentrated Aqueous Solutions of H3PW12O40
Russian Journal of Physical Chemistry A
, E-ISSN: 1531-863X
Buryat Institute of Natural Sciences, Russian Academy of Sciences, ul. Sakh'yanovoi 6, Ulan-Ude, 670042, Russian Federation
Boreskov Institute of Catalysis, Siberian Division, Russian Academy of Sciences, pr. akademika Lavrent'eva 5, Novosibirsk, 630090, Russian Federation
Water activity in solutions of phosphotungstic heteropoly acid H3PW12O40 was measured by the isopiestic method at 25°C. Hammett acidity function and water activity values were used to calculate acidity function values for H3PW12O40 in aqueous solutions.