The empirical formula of a compound is C₂H₅O₂. What is the molecular formula of the compound if 0.250 moles of the compound weighs 45.8 g?
1) C₂H₅O₂
2) C6H15O6
3) C₃H₇O₃
4) C2H15O6
5) C₄H₁₀O4