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Write the chemical formula and number of ions formed when the following electrolyte dissolves in water. Make sure to include appropriate states.

K3PO4 = ???

Any help with this is greatly appreciated!

2 answers

K3PO4(s) ==> 3K^+(aq) + PO4^3-(aq)

I don't know the level of chemistry for you, but I assume you're not expected to know that the PO4^3- ion will hydrolyze in H2O as
PO4^3-(aq) + HOH(l) ==> HPO4^2-(aq) + OH^-(aq)
I wanted to make sure I knew the correct states. Thanks a lot for your help!