A compound has an empirical formula of CH and a molar mass of 78 g/mol. Determine the n factor and the molecular formula.

• A. n factor is 1; molecular formula is CH
• B. n factor is 2; molecular formula is C₂H₂
• C. n factor is 6; molecular formula is C₆H₆
• D. n factor is 3; molecular formula is C₃H₃

Answer: (C)