Aqueous corrosion is the oxidation of a metal via an electrochemical reaction within water and its dissolved compounds. An understanding of aqueous corrosion is essential for all industries. Combustion Reactions Module 5 Chemical Reactions Chemical Equation Reactions CaSO4 K2SO4 CaNO32 KNO3 There is no solid formed when the two solutions are mixed. . Aqueous corrosion is dependent on the presence of water to act as an ion conducting electrolyte. The lifetime and safety of. An aqueous solution of potassium sulfate is allowed to react with an aqueous solution of calcium nitrate. Identify the solid in the balanced equation. The Nernst Equation and Pourbaix Diagrams all content.