What is the concentration of h2a

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A diprotic acid solution H2A has a molarity of 0.65 M.The concentrations of the species present at equilibrium are asfollows:

[H+]=0.25 M

[HA-]=0.25

[A2-]=4.6 x 10-4 M

The second ionization constant (Ka2) for this acid is4.6 x 10-4

What is the concentration of H2A remaining in solution? (It's a weak diprotic acid)

Reference no: EM132126544

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