carbonic acid

noun
1.
the acid, H 2 CO 3 , formed when carbon dioxide dissolves in water, known in the form of its salts and esters, the carbonates.
Origin
1785-95
Examples from the web for carbonic acid
  • carbonic acid is especially effective at dissolving limestone.
  • Dissolved in the ocean, it forms carbonic acid which dissolved the calcium shells of oxygen producing phytoplankton.
  • When sodium hydroxide combines with carbonic acid, they create sodium carbonate.
  • Rainwater is acidic due mainly to the presence of carbonic acid-a common culprit for lowering the pH of water.
  • Dissociation of carbonic acid into bicarbonate ions and protons.
  • The main acid responsible for the formation of cave decorations is called carbonic acid.
British Dictionary definitions for carbonic acid

carbonic acid

noun
1.
a weak acid formed when carbon dioxide combines with water: obtained only in aqueous solutions, never in the pure state. Formula: H2CO3
carbonic acid in Science
carbonic acid
  (kär-bŏn'ĭk)   
A weak, unstable acid present in solutions of carbon dioxide in water. It gives carbonated beverages their sharp taste. Chemical formula: H2CO3.