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How many atoms of phosphorus are represented by one formula unit of calcium phosphate? A. 3 B. 6 C. 9 D. 12 E. 18
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How many atoms of phosphorus are represented by one formula unit of calcium phosphate?

A. 3
B. 6
C. 9
D. 12
E. 18

User Feuby
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1 Answer

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phosphate is po4 with charge 3-. Ca a charge of 2-. to balance the molecular formula, Ca2(PO4)2 would be the result. in the formula, there are two atoms of phosphorus.
User Dmitry Kaltovich
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