Question

(2017)
5. Calculate the percentage of phosphorus in : vi
(a) Calcium hydrogen phosphate Ca(H2PO2)2,
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Answer 1

Answer:

Ca(H2PO4)2 = 234.0525 g/mol  

P2 = 61.947524 g/mol  

(61.947524 g/mol) / (234.0525 g/mol) = 0.264674 = 26.4674%

Explanation: