Phosphoric acid reacts with water to form dihydrogen phosphate and hydronium ion. The table below gives the density (kg/L) and the corresponding concentration (% weight) of Phosphoric acid (H 3 PO 4) solutions in water at different temperatures in degrees centigrade (°C). It is also used to remove mineral deposits, cement smears, and hard water stains in construction industry. Generally, phosphoric acid is available as a colorless syrup of 85 percent concentration in water, with a density of 1.885 grams per milliliter. This is because acid and water react in a vigorous exothermic reaction, releasing heat, sometimes boiling the liquid.If you add acid to water, the water is unlikely to splash up, however, even if it did, it's less likely to cause injuries than if you make the mistake of … Loosen clothing as necessary and position individual in a comfortable position. Essentially all fluorides are insolubilized and substantially all phosphoric acid is recovered, minimizing loss to the environment. Sulfuric acid provides sulfur in the form of sulfate, which is needed by plants and is often low in water sources and fertilizer programs. The table was taken from "Perry's Chemical Engineers' Handbook" by Robert H. Perry, Don Green, Seventh Edition. Phosphoric acid wastewater treatment to substantially eliminate discharge of contaminants to the environment. If phosphoric acid is used, consider using a fertilizer with no phosphorus, such as 17-0-17, 20-0-20, 25-0-25, etc. CAS 7664-38-2 Phosphoric Acid >85 % CAS 7732-18-5 Deionized Water <15 % Percentages are by weight SECTION 4 : First aid measures Description of first aid measures After inhalation: Seek medical attention immediately. In aqueous solution, phosphoric acid acts like a triprotic acid, having three ionizable hydrogen atoms. It gives soft drinks a tangy flavor and prevents the growth of mold and bacteria, which can multiply easily in a sugary solution. Move exposed individual to fresh air. Phosphoric acid is a colorless, odorless crystalline liquid. Due to their buffer (pH regulating) capacity, orthophosphates and purified phosphoric acid can keep the pH level of the water as constant as possible. The pH is the concentration of H+ ions in a water solution, and ranges from 0 (acid) to 14 (alkaline). It can act as a chemical oxidizing agent to produce activated carbon products. When you mix acid with water, it's extremely important to add the acid to the water rather than the other way around. Answer: H3PO4 ( Phosphoric acid ) is Soluble in water What is Soluble and Insoluble ? A pH of 7 is neutral. Phosphoric Acid 0.1% v/v in HPLC Water, 4L, Colorless, Liquid, 100°C Boiling Point, 0°C Melting Point, 2.2 pH Range, 1 Density, 12 Months Shelf Life In HPLC grade water Acid pond water from conventional wet-phosphoric acid manufacturing is replaced by gypsum pond water having a pH closely matching that of the surroundings. Solubility Solubility is the property of a solid, liquid, or gaseous chemical substance called solute to dissolve in a solid, liquid, or gaseous solvent. Back to industrial applications Pure phosphoric acid is a crystalline solid (melting point 42.35° C, or 108.2° F); in less concentrated form it is a colourless syrupy liquid.The crude acid is prepared from phosphate rock, while acid of higher purity is made from white phosphorus.. Phosphoric acid forms three classes of salts corresponding to replacement of one, two, or three hydrogen atoms. Phosphoric acid is also used to make synthetic detergents and treatment of water and metals. Write the equation and equilibrium expression for the dissociation of the acid…