What is the equilibrium constant for the chemical equation: Mg3P2 (s) ++ 3Mg+2 (aq) + 2P-3
(aq)
At equilibrium, the concentration of Mg3P2 is 5.5 x 10-6 M, the concentration of magnesium ions is 7.2 x 10
5 M, and the concentration of phosphide ions is 9.8 x 10-8 M.
Write out the equilibrium constant, Keg. and show you work.

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