Determine the fuel model cnhmnbspand probable name of the

Question

An international espionage agent uses a computerized pocketsized Orsat apparatus to grab and analyze a dry sample of the exhaust gases from the new air-breathing, hydrocarbon-burning, Blood-Sucker guided missile. The Orsat readout is 6.20% CO₂, 2.10% CO, 9.90% O₂, and 81.8% N₂. Determine

a. The fuel model C_nH_m and probable name of the BloodSucker's fuel.

b. The percentages of carbon and hydrogen by mass in the fuel.

c. The mass fuel/air ratio used by the missile.