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How to solve: The equation for the complete combustion of octane is 2 C 8 H 18 + 25 O 2 16 C O 2 + 18 H 2 O . 0.63 moles of oxygen will react with 0.63/12.5=0.0504moles of octane 0.28 moles of octane will produce 0.28×9= 2.52 moles of water. Chemical Equation. Oâ Oxygen Molecular Oxygen Diatomic Oxygen Triplet Oxygen Oxygen Gas Liquid Oxygen LOx. Mass of O2 that reacted from the balanced equation = 25 x 32 = 800g Next, let us determine which of the reactant is the limiting reactant. (R = 8.314 J K-1 mol-1; Atomic masses: C = â¦ Octane is a component of gasoline. This is illustrated below: From the balanced equation above, 228g of octane required 800g of oxygen for complete Combustion. The equation above compares all of the oxygen in the numerator to the oxygen demand created by the combustibles in the denominator. The reaction is "a" octane reacts with "b" oxygen to form "c" carbon dioxide and "d" water where a,b,c,d are the coefficients of the balanced equation. For example, C6H5C2H5 + O2 = C6H5OH + CO2 + H2O will not be balancedâ¦ Octane (C8H18) burns in oxygen to produce carbon dioxide gas and water vapour. The balanced chemical equation for the combustion of octane is given below. Write a balanced chemical equation for this process. Octane + Dioxygen = Carbon Dioxide + Water, CH3CH(OH)CH3 + SOCl2 = CH3CH(Cl)CH2CH3 + SO2 + HCl. 2 lit octane is = 2 x 0.70 kg/lit = a million.4 kg octane Octane is C8H18 = 114 gram/mole, So 114 gms equals a million mole than 1400 gms equals (1400/114) = 12.28 moles of octane because of the fact Octane has purely 8 carbon atoms in its formulation, a million mole octane supplies 8 moles of CO2 while burned thoroughly you have 12.28 moles of octane â¦ For example, suppose octane (C 8 H 18) burns in the presence of oxygen, producing carbon dioxide and water. Oxygen is the limiting reactant. Part D. If 12.5 moles of oxygen reacts with 1 mole of octane. The balanced equation for this reaction is: 2 C 8 H 18(l) + 25 O 2(g) Combustion of Octane. Solution for 200M +4 2. Octane + Oxygen ----> Carbon dioxide + Water. You can do it by steps starting with the unbalanced equation, By making a list of the elements and the number of atoms on each side of the equation. (The equation has been modified to allow for Propane and Methane as fuels, and to compensate for the fact that ½ the carbon atoms in Gasoline exhaust are not measured by the NDIR â¦ The reaction involves the formation of carbon dioxide and water when octane burns in oxygen â¦ BALANCE the following equation: C3H18 + O2-- ---> CO2 + H20 ----- a) How many grams of octane, C3H18, will be needed to produce 47.0â¦ The numbers in front of each component of the reaction indicate the number of each molecule present. The chemical reaction equation for the combustion of octane (C 8 H 18), which is one of the primary components of gasoline, is 2C 8 H 18 + 25O 2 â> 16CO 2 + 18H 2 O. Expert Answer Previous question Next question The combustion of octane primarily occurs in the combustion engine. Calculate the volume of carbon dioxide produced at 25°C and a pressure of 1.01×105 Pa when 9.85 g of octane is used up in the combustion reaction. As the reaction equation illustrates, carbon dioxide gas is produced when octane is burned. Part C. If 1 mole of octane produced 9 moles of water from the balanced reaction equation. The balanced equation will appear above. Complete Combustion of Octane (C8H18) Balanced Equation â¦ Therefore, 8g of octane will require = (8 x 800) / 228 = 28.07g of oxygen.