Here's how to find the empirical formula for C₁₂H₈:
1. Find the greatest common factor (GCD) of the subscripts: The GCD of 12 and 8 is 4.
2. Divide each subscript by the GCD:
* C₁₂ / 4 =C₃
* H₈ / 4 =H₂
Therefore, the empirical formula of the compound with molecular formula C₁₂H₈ is C₃H₂.