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jayjayhussle310 jayjayhussle310
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5 years ago
Do both protons ionize instantaneously from a diprotic acid such as H2CO3?  Explain your answer.
Textbook 
Chemistry: A Molecular Approach

Chemistry: A Molecular Approach


Edition: 4th
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5 years ago
 No.  Polyprotic acids ionize in stages.  A small portion of the first protons ionize (according to Ka1), followed by the second proton ionization (according to Ka2).  The second proton can only be lost from the small number of acid molecules that have already lost their first ionizable hydrogen.
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