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clean up, also "pH under normal conditions"? what does that mean?
'''Carbonic acid''' is [[carbon dioxide]] dissolved in water, forming a [[weak acid]] with formula H<sub>2</sub>CO<sub>3</sub>. Its [[pH]] under normal concentration is 5.65.
'''Carbonic acid''' (H<sub>2</sub>CO<sub>3</sub>) is a [[weak acid]] formed by dissolving [[carbon dioxide]] in [[water]].
It is the main component in naturally occurring [[acid rain]].
It is the main component in naturally occurring [[acid rain]].
[[Category:Chemistry]]
[[Category:Chemistry]]