Find the estimated emissions listed below for an Uncontrolled (Post-NSPS) Large Wall-fired Boiler natural gas cogeneration facility that burns 500 million standard cubic feet (scf) of natural gas per year. Use the EPA’s AP-42 (Volume 1, 5th ed.) Chapter 1: External Combustion Sources Emission Factors for Natural Gas Combustion.

a. Tons of NOx emitted per year
b. Tons of CO emitted per year

What will be an ideal response?


m = 500*106 scf/yr

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