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If the Ksp for Ca3(PO4)2 At 30∘C30 ^ { \circ } \mathrm { C }

Question 22

Multiple Choice

If the Ksp for Ca3(PO4) 2 at 30∘C30 ^ { \circ } \mathrm { C } is 6.47×10-32, what is the aqueous solubility of Ca3(PO4) 2 in terms of the molarity of ions produced in solution?


A) 2.27×10-7M
B) 6.23×10-9M
C) 1.44×10-9M
D) 8.82×10-7M
E) 5.50×10-8M

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