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Find which of the following has the highest concentration of Barium.

1. Which of the following when dissolved in water has the highest concentration of barium ion?

i.Ba3 (PO4)2; Ksp = 1.1 x 10-13 M5
ii.BaF2; Ksp = 1.7 x 10-6 M3
iii.BaCO3; Ksp = 8.1 x 10-9 M2
iv. Ion concentrations are equivalent
v. Not enough information provided

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