1.

Which of the following is the correct equation?(a) CO2 + H2O H2CO3(b) CO2 + H2O HCO3(c) CO2 + H2O H3CO3(d) CO2 + H2O H2CO2

Answer» Right choice is (a) CO2 + H2O H2CO3

To elaborate: The correct balanced equation is CO2  + H2O H2CO3. Carbondioxide reacts with water to give carbonic acid.


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