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Carbon dioxide reacts with seawater and forms carbonic acid (H2CO3). The
reaction can be represented by this equation: CO2 + H2O --> H2CO3 H2CO3 is a weak acid
which can decrease the pH of seawater by releasing H+ H2CO3 <---> HCO3- + H+ HCO3- <---
> CO3^2- + H+
Solution
Carbon dioxide reacts with seawater and forms carbonic acid (H2CO3). The
reaction can be represented by this equation: CO2 + H2O --> H2CO3 H2CO3 is a weak acid
which can decrease the pH of seawater by releasing H+ H2CO3 <---> HCO3- + H+ HCO3- <---
> CO3^2- + H+

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  • 1. Carbon dioxide reacts with seawater and forms carbonic acid (H2CO3). The reaction can be represented by this equation: CO2 + H2O --> H2CO3 H2CO3 is a weak acid which can decrease the pH of seawater by releasing H+ H2CO3 <---> HCO3- + H+ HCO3- <--- > CO3^2- + H+ Solution Carbon dioxide reacts with seawater and forms carbonic acid (H2CO3). The reaction can be represented by this equation: CO2 + H2O --> H2CO3 H2CO3 is a weak acid which can decrease the pH of seawater by releasing H+ H2CO3 <---> HCO3- + H+ HCO3- <--- > CO3^2- + H+