Determine the fuel model cnhm of the hydrocarbon- the mass

Question

Amounts of 9.70% CO₂, 1.10% CO, 0.00% O₂, and 87.2% N₂ are found in the Orsat analysis of the dry exhaust gas produced by the cataclysmic combustion of an unknown hydrocarbon substance in air. Determine

a. The fuel model (C_nH_m) of the hydrocarbon.

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

c. The percent of deficit air used.

d. The molar percentage of water vapor in the exhaust before it was dried.