Number of moles of CO2 which are produced when 13 mol of C2H6 are used up is 36.
Moles is defined as the ratio of given mass of compound to the molar mass of compound.
Moles = given mass/ molar mass
Molar mass of compound is defined as the sum of atomic mass of all elements forming that compound.
2C2H6 + 7O2 = 4CO2 + 6H2O
As we noticed from the reaction that 2 moles of C2H6 produces 4 moles of CO2.
So, 1 moles of C2H6 produces 4/2 moles of CO2, means 2 moles of CO2.
Therefore, 13 moles of C2H6 produces 2 × 13 moles of CO2, means 26 moles of CO2.
Thus, we concluded that the number of moles of CO2 which are produced when 13 mol of C2H6 are used up is 36.
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