TY JOUR TI On the influence of the ratio between the proton donor and acceptor concentrations on the relative error in the determination of the equilibrium constant of complexes formation with a hydrogen bond in the case of proton donor self-association KW hydrogen bond KW proton donor KW proton acceptor KW the equilibrium constant KW the relative error KW self-association. JO Actual directions of scientific researches of the XXI century: theory and practice AU Valiev, E.. AU Sheykh-Zade, M.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov