The combustion of octane produces carbon dioxide and water. If you start with 10.0 mol of octane, what mass of water (in grams) would you expect to produce?

Question

The combustion of octane produces carbon dioxide and water.  If you start with 10.0 mol of octane, what mass of water (in grams) would you expect to produce?

DrBob222 · Answer

2C8H18 + 25 O2 ==> 16CO2 + 18H2O 10 mols Octane x (18 mols H2O/2 mol octane) = 10 x 18/2 = 90 mols H2O g H2O = mols x molar mass = ? if 100% yield