Determine the balanced chemical equation for this reaction

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1

Determine the balanced chemical equation for this reaction. C8H18(g)+O2(g)→CO2(g)+H2O(g)

Part A:
Enter the coefficients for each compound in order, separated by commas. For example, 1,2,3,4 would indicate one mole of C8H18, two moles of O2, three moles of CO2, and four moles of H2O.
a. 2,25,16,18

Part B:
0.280 mol of octane is allowed to react with 0.630 mol of oxygen. Which is the limiting reactant?
b. Oxygen

Part C:
How many moles of water are produced in this reaction?
c. H2O produced = 0.454 mol

Part D: After the reaction, how much octane is left?