How many moles of CO2 are emitted into the atmosphere when 18.1 g of C8H18 is burned?

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Here is the combustion reaction for octane (C8H18), which is a primary component of gasoline. How many moles of CO2 are emitted into the atmosphere when 18.1 g of C8H18 is burned?

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? Best Answer

  • C8H18 molar mass = 114.23 g
    18.1/114.23 = 0.15845 mol C8H18
    mol C = 8(0.15845) = 1.2878 mol CO2

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