A Sample of Compound X Is Subjected to Elemental Analysis

question 86

Multiple Choice

A sample of compound X is subjected to elemental analysis and the following percentages by weight are found: 39.97% C, 6.73% H, and 53.30% O. The molecular weight of X is 90. What is the empirical formula of X?

• A) C₆HO₈
• B) C₂H₄O₂
• C) C₄H₁₀O₂
• D) C₃H₆O₃
• E) CH₂O

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