fire extinguisher

Sodium bicarbonate (NaHCO₃)—commonly known as baking soda—is a white crystalline solid that functions as a mild alkali, buffering agent, and leavening compound. Chemically classified as a bicarbonate salt, it consists of sodium (Na⁺) and the bicarbonate ion (HCO₃⁻). Its versatility arises from a deceptively simple property: it reacts with acids to release carbon dioxide gas […]