Naphthalene,a Hydrocarbon,has an Approximate Molar Mass of 128 G/mole

Multiple Choice

Naphthalene,a hydrocarbon,has an approximate molar mass of 128 g/mole.If the combustion of 0.6400 g naphthalene produces 0.3599 g H₂O and 2.1977 g CO₂,what is the molecular formula of this compound?

A) C₈H₃₂
B) C₉H₁₈
C) C₉H₂₀
D) C₁₀H₈
E) C₁₁H₇