The algorithm for the calculation of equilibrium constants in systems containing a lot of precipitations was suggested. For the calculation of the formation of precipitation areas used four conditions saturation of the solution: 1. Rule of solubility 2. Rule molecular solubility 3. Rule solubility intermediates, 4. The condition of the sedimentation priority. This methodology is used to construct a mathematical model of the equilibrium in the system Cu SO 4 – H 2O – OH – as the function of pH and the concentration Sn(II) . A mathematical model of the system is designed to optimize the synthesis of desired compounds.
равновесия, водные растворы, осадки соединений меди(II), рентгенофлуоресцентный анализ, сульфат меди, equilibrium, aqueous solutions, precipitation of Cu(II) compounds, X-ray fluorescence analysis, copper sulfate
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