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you want to heat air in ur house with CH4 (methane). the house has 275 meter square of floor area and height of 2.5m (between floor and ceiling). the air has specific molar heat capacity of 29.1J/mole K. the molar mass of air is 29.9g/mole and density of air at these temp. is 1.22 g/L. how much methane do u have to heat the sir from 15 centigarde to 22 centigrade?

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