For a 0.110 M H3PO4 solution, find the equilibrium concentrations of H3PO4, H2PO4-, HPO4^2-, PO4^3-, and H3O+. For...

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Chemistry

Fora 0.110 M H3PO4 solution, find the equilibrium concentrations ofH3PO4, H2PO4-, HPO4^2-, PO4^3-, and H3O+.

For H3PO4: Ka1= 7.5x10^-3, Ka2= 6.2x10^-8, Ka3=4.2x10^-13

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4.1 Ratings (660 Votes)
For the first dissociation of the acidH3PO4 H2PO4aq H3O Ka1 75x1030110M 0 00110 xM x M x MKa1 75103 H2PO4aqH3O H3PO4 x2 0110 x x 00252 MHence H3PO4 0110 x M 0110 00252    See Answer
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