A mixture of fuel containing $0\mathrm{.}480$molC$\frac{H_4}{m}ol,0\mathrm{.}300mol{C}_3\frac{H_8}{m}ol,$ and $0\mathrm{.}220mol{C}_5\frac{H_{12}}{m}ol$ at $60\mathrm{.}0C$ and

$137$kPa $($gauge$)$ enters a furnace at a rate of $86\mathrm{.}0\frac{L}{m}in$ where it reacts with $10\mathrm{.}2\%$ excess air. Determine the volumetric flow

rate of air to the furnace in SCFM $($standard cubic feet per minute$)$ by following the steps. Assume that the gases behave ideally.

What is the molar flow rate of fuel entering the furnace?

What is the molar flow rate of $C{H}_4$ entering the furnace?

flow rate:

molfue$\frac{l}{m}in$

What is the molar flow rate of $C_3{H}_8$ entering the furnace?

flow rate:

$)$

What is the molar flow rate of $C_5{H}_{12}$ entering the furnace?

flow rate:

$mol{C}_3\frac{H_8}{m}in$

flow rate:

$mol{C}_5\frac{H_{12}}{m}in$

What is the molar flow rate of the theoretical air required for

the complete combustion of the fuel?

flow rate:

molai$\frac{r}{m}in$

What is the actual molar flow rate of air added to

the furnace?

flow rate:

molai$\frac{r}{m}in$

What is the volumetric flow rate of air added to the furnace in

standard cubic feet per minute?

flow rate:

$SC\frac{F}{m}in$