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

Question 83

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 mass of salt that dissolves in 100mL of water at the same temperature?


A) 4.47×10-5g
B) 2.98×10-6g
C) 7.65×10-5g
D) 7.03×10-6g
E) 5.20×10-6g

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