Problem- the triprotic acid h3a has ionization constants of, Ask an Expert

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Problem- The triprotic acid H3A has ionization constants of Ka1 = 2.0*10^-3, Ka2 = 8.9*10^-9, and Ka3 = 3.9*10^-11.

1. Calculate the following values for a 0.0190 M solution of NaH2A. [H+] and [H2A-]/[H3A]

2. Calculate the following values for a 0.0190 M solution of Na2HA. [H+] and [HA^2-]/[H2A-]

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