Question

i. Write the balanced equation for stoichiometric combustion of Dodecane, C12H26. Assume 21% Oxygen and 79 % Nitrogen in air. Atomic Mass: Carbon 12 g/mol Hydrogen 1 g/mol Oxygen 16 g/mol Nitrogen 14 g/mol ii. Calculate the mass air-to-fuel ratio for the stoichiometric combustion of Dodecane. iii. If the mass of above fuel in a mixture is 2.5 g and the mass of dry air is 47g, determine the air-fuel equivalence ratio (?). iv. Determine, whether it is Fuel rich or Fuel lean.

          i. Write the balanced equation for stoichiometric combustion of Dodecane, C12H26.
Assume 21% Oxygen and 79 % Nitrogen in air.
Atomic Mass:
Carbon 12 g/mol
Hydrogen 1 g/mol
Oxygen 16 g/mol
Nitrogen 14 g/mol

ii. Calculate the mass air-to-fuel ratio for the stoichiometric combustion of Dodecane.

iii. If the mass of above fuel in a mixture is 2.5 g and the mass of dry air is 47g, determine the air-fuel equivalence ratio (?).

iv. Determine, whether it is Fuel rich or Fuel lean.

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i. Write the balanced equation for stoichiometric combustion of Dodecane, C12H26.
Assume 21% Oxygen and 79 % Nitrogen in air.
Atomic Mass:
Carbon 12 g/mol
Hydrogen 1 g/mol
Oxygen 16 g/mol
Nitrogen 14 g/mol

ii. Calculate the mass air-to-fuel ratio for the stoichiometric combustion of Dodecane.

iii. If the mass of above fuel in a mixture is 2.5 g and the mass of dry air is 47g, determine the air-fuel equivalence ratio (?).

iv. Determine, whether it is Fuel rich or Fuel lean.

Added by Scott C.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert Sri K

08/31/2023

Step 1

The combustion reaction of dodecane with oxygen can be written as: C12H26 + O2 -> CO2 + H2O Now, we need to balance the equation: $$C_{12}H_{26} + \frac{37}{2}O_{2} \to 12CO_{2} + 13H_{2}O$$ Step 2: Calculate the mass air-to-fuel ratio for the stoichiometric Show more…

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i. Write the balanced equation for stoichiometric combustion of Dodecane, C12H26. Assume 21% Oxygen and 79 % Nitrogen in air. Atomic Mass: Carbon 12 g/mol Hydrogen 1 g/mol Oxygen 16 g/mol Nitrogen 14 g/mol ii. Calculate the mass air-to-fuel ratio for the stoichiometric combustion of Dodecane. iii. If the mass of above fuel in a mixture is 2.5 g and the mass of dry air is 47g, determine the air-fuel equivalence ratio (λ). iv. Determine, whether it is Fuel rich or Fuel lean.

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