3-4-21 Unit 5 Acid rain

3-4-21 Unit 5

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Limestone is one familiar form of calcium carbonate. Acids in acid rain promote the dissolution of calcium carbonate by reacting with the carbonate anion. ... Because surface waters are in equilibrium with atmospheric carbon dioxide there is a constant concentration of carbonic acid, H2CO3, in the water.

Acid rain ( carbonic acid) dissolves certain rocks including limestone and dolomite