Phosphoric acid is commercially obtainable as aqueous remedies of various concentrations, not normally exceeding 85%. If concentrated further more it undergoes slow self-condensation, forming an equilibrium with pyrophosphoric acid: By way of example, the solubility of anhydrous MgSO4 in h2o at a temperature of OoC is 269 grams per litre. https://peterb764cui1.glifeblog.com/profile