Liquid octane (CH 3 (CH 2 ) 6 CH 3 ) will react with gaseous oxygen (O2) to produce gaseous carbon dioxide (CO2) and gaseous water (H2O) Suppose 8.0 g of is with 39.5 of oxygenCalculate the minimum mass of octane that could be left over by the chemical reaction. Be sure your answer has the correct number of significant digits