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4 February, 14:05

How many moles of co2 are produced when 5.20 mol of ethane are burned in an excess of oxygen?

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  1. 4 February, 15:40
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    2C2H6 + 7O2 = 4CO2 + 6H2O

    According to the equation of the reaction of ethane combustion, ethane and carbon dioxide have following stoichiometric ratio:

    n (C2H6) : n (CO2) = 1 : 2

    n (CO2) = 2 x n (C2H6)

    n (CO2) = 2 x 5.2 = 10.4 mole of CO2 is formed
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