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A Researcher Finds That a Compound Is Composed of 43

Question 12

Multiple Choice

A researcher finds that a compound is composed of 43.6% phosphorus and 56.4% oxygen.In a separate analysis,she finds that it has a molar mass of 142 g/mol.What is the molecular formula of the compound?


A) P4O10
B) P3O7
C) PO2
D) PO
E) P2O5

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