How many moles of ions are produced when 1 mol of Ca₃(PO₄)₂ is completely broken into its ions?
Correct answer D. 5 mol
Explanation
Each formula unit of calcium phosphate contains 3 Ca²⁺ ions and 2 PO₄³⁻ ions, so 1 mol of it gives 3 + 2 = 5 mol of ions.
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