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OpenStudy (anonymous):
How many atoms of phosphorus are in 9.40 mol of copper(II) phosphate?
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OpenStudy (anonymous):
Have you learned about the Avogadro's number? 1 mole of substance contains \(6.022\times 10^{23}\) molecules. Copper(II) phosphate is \(Cu_3(PO_4)_2\), so each \(Cu_3(PO_4)_2\) molecules contains 2 P atoms. Now you can easily calculate number of P atoms.
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