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Assuming that all the energy given off in the reaction goes to heating up only the...

Assuming that all the energy given off in the reaction goes to heating up only the air in the house, determine the mass of methane required to heat the air in a house by 15.0 ∘C. Assume each of the following: house dimensions are 35.0 m × 35.0 m × 3.2 m ; specific heat capacity of air is 30 J/K⋅mol; 1.00 mol of air occupies 22.4L for all temperatures concerned. Express your answer using two significant figures.

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