Question Detail
Question
If a compound has an empirical formula CH₂O and a molar mass of 180 g/mol, what is its molecular formula?
Correct Answer
Option C is the correct answer.
Detailed Explanation
Empirical formula mass of CH₂O = 30 g/mol. 180/30 = 6, so molecular formula = (CH₂O)₆ = C₆H₁₂O₆ (glucose).
Hint
Multiply subscripts by 6.