solute → Ca3(PO4)2
Ca3(PO4)2 → 3 Ca2+ + 2 PO43-
A) This solution contains 0.200 mol of Ca3(PO4)2.
moles Ca3(PO4)2 = 0.200 mol Ca3(PO4)2
The statement is TRUE.
B) This solution contains 0.800 mol of oxygen atoms.
moles oxygen atoms = 1.600 mol O atoms
The statement is FALSE.
C) 1.00 L of this solution is required to furnish 0.300 mol of Ca2+ ions.
moles Ca2+ = 0.300 mol Ca2+
The statement is TRUE.
D) There are 6.02 x 1022 phosphorus atoms in 500.0 mL of this solution.
Which one of the following is not true concerning 2.00 L of 0.100 M solution of Ca3(PO4)2?
A) This solution contains 0.200 mol of Ca3(PO4)2.
B) This solution contains 0.800 mol of oxygen atoms.
C) 1.00 L of this solution is required to furnish 0.300 mol of Ca2+ ions.
D) There are 6.02 x 1022 phosphorus atoms in 500.0 mL of this solution.
E) This solution contains 0.600 mol of Ca2+.
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