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October 22, 2014

Homework Help: Chemistry

Posted by Anonymous on Sunday, May 13, 2012 at 1:19pm.

Write a balanced equilibrium equation and kb expression for the reaction of the hydrogen phosphate ion (HPO4^2-) with water.

Answer: HPO4^2-(aq) +H2O(l) <--> PO4^3-(aq) +H3O+ (aq)

kb= [PO4^3-][H3O+]/ [HPO4^2-]

is that right?

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