When analyzed, an unknown compound gave these experimental results: C, 54.0%; H, 6.00%; and O, 40.0%. Four

Question:

When analyzed, an unknown compound gave these experimental results: C, 54.0%; H, 6.00%; and O, 40.0%. Four different students used these values to calculate the empirical formulas shown here. Which answer is correct? Why did some students not get the correct answer?

(a) C₄H₅O₂
(b) C₅H₇O₃
(c) C₇H₁₀O₄
(d) C₉H₁₂O₅