MCAT Question of the Day
    •

    Q:

    		 Dissolved CO2 lowers the pH of a solution because:
    		 

    A

    		 CO2 can act as a Lewis acid and accept electrons

    B

    		 CO2 causes the dissociation of water and reacts with OH-, leaving behind H+

    C

    		 CO2 reacts with water to form carbonic acid, H2CO3

    D

    		 CO2 prevents the dissociation of water and decreases the amount of OH- released to solution



    Acid/Base Equilibria |
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