(cooNa)2 typically refers to disodium carbonate, also known as soda ash or washing soda, which has the chemical formula Na2CO3. It is a white, water-soluble salt used in various applications, including glass manufacturing, water treatment, and as a cleaning agent. In solution, it dissociates into sodium ions (Na⁺) and carbonate ions (CO3²⁻), contributing to its alkalinity. Disodium carbonate is commonly found in household products and industrial processes.