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A Compound Is Found to Be 43

Question 8

Multiple Choice

A compound is found to be 43.7% phosphorus and 56.3% oxygen. Given the molecular mass as 285 ± 10, calculate the empirical and molecular formulas.

A) PO₂; P₄O₈
B) P₂O₅; P₄O₁₀
C) P₂O₃; P₆O₉
D) P₄O₁₀; P₄O₁₀

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