n-Octane (C8H18) is burned with 34 percent excess air, with 9 percent of the carbon forming...

n-Octane (C8H18) is burned with 34 percent excess air, with 9 percent of the carbon forming carbon monoxide. Determine the maximum work that can be produced, in kJ/kg fuel, when the air, fuel products are all at 25°C and 1 atm.

Expert Solution

samet mamat answered 1 month ago

A heater burns normal octane (n-C8H18) using 20.0 percent excess air. Combustion is complete. The flue...

A heater burns normal octane (n-C8H18) using 20.0 percent excess air. Combustion is complete. The flue gas leaves the stack at a pressure of 100 kPa and a temperature of 1600C. a) Calculate the complete flue gas analysis. b) What is the volume of the flue gas in cubic meter per kg mol of n-octane?

200. g of liquid phase octane (C8H18) are burned in air at a temperature of 100....

200. g of liquid phase octane (C8H18) are burned in air at a temperature of 100. degrees Celsius and a pressure of 1.00 atm, forming vapor phase water and carbon dioxide. a) Write the balanced chemical reaction equation for this process. b) What is the magnitude of the difference between ΔE and ΔH for one mole of octane going through this process? (Hint: use the value of R that makes life easiest.) c) The reaction is in contact with a...

Pentane is burned with 80% excess air, 40% of the carbon that is oxidized goes to...

Pentane is burned with 80% excess air, 40% of the carbon that is oxidized goes to form CO and the rest forms CO2. If the mole fraction of pentane in the product stream is 0.002, what is the composition of the product and what is the percent conversion of pentane?

Methane is completely burned with 30% excess air, with 20% of the carbon transforming to CO....

Methane is completely burned with 30% excess air, with 20% of the carbon transforming to CO. a) What is the molar composition of the stack gas on a dry basis? b) Estimate the partial pressure of the CO in the stack gas if the barometer read 750 mmHg.

A 1.800 g sample of octane, C8H18, was burned in a bomb calorimeter whose total heat...

A 1.800 g sample of octane, C8H18, was burned in a bomb calorimeter whose total heat capacity is 11.66 kJ/°C. The temperature of the calorimeter plus contents increased from 21.59°C to 29.44°C. What is the heat of combustion per gram of octane? What is the heat of combustion per mole of octane? In a bomb calorimeter (where pressure is NOT constant) what is the heat of reaction equal to?

The combustion of liquid octane, C8H18, in the presence of gaseous oxygen yields carbon dioxide and...

The combustion of liquid octane, C8H18, in the presence of gaseous oxygen yields carbon dioxide and liquid water. 2C8H18(l)+25O2(g)-------------->16CO2(g)+18H2O(l) How many grams of water are produced by the reaction of 17.0 g of octane?(fill in the blank) _________ g H2O

Determine the adiabatic flame temperature when liquid octane, C8H18 at 25C is burned with 300% theoretical...

Determine the adiabatic flame temperature when liquid octane, C8H18 at 25C is burned with 300% theoretical air at 25C in a steady flow process.

100 m3 of a fuel oil are burned per hour with 20 percent excess air in...

100 m3 of a fuel oil are burned per hour with 20 percent excess air in a steam generator. The fuel oil has a density of 926 kg/m3 and the following mass composition: 87% C, 12% H2, 1% S. Air enters the boiler at 100 kPa and 15 °C. Determine the following: (a). The volumetric flow rate of the air (m3 /min) fed to the boiler; (b). The flue gas molar composition on a dry basis, reporting all constituents to...

INTERACTIVE EXAMPLE Constant Volume Calorimetry Octane, C8H18, a primary constituent of gasoline, burns in air: C8H18(ℓ)...

INTERACTIVE EXAMPLE Constant Volume Calorimetry Octane, C8H18, a primary constituent of gasoline, burns in air: C8H18(ℓ) + 12 1/2 O2(g) → 8 CO2(g) + 9 H2O(ℓ) A 1.00-g sample of octane is burned in a constant volume calorimeter. The calorimeter is in an insulated container with 1.20 kg of water. The temperature of the water and the bomb rises from 25.00 °C (298.15 K) to 33.21 °C (306.36 K). The heat required to raise the bomb’s temperature (its heat capacity),...

Octane, C8H18, a primary constituent of gasoline, burns in air: C8H18(ℓ) + 12 1/2 O2(g) →...

Octane, C8H18, a primary constituent of gasoline, burns in air: C8H18(ℓ) + 12 1/2 O2(g) → 8 CO2(g) + 9 H2O(ℓ) A 1.00-g sample of octane is burned in a constant volume calorimeter. The calorimeter is in an insulated container with 1.20 kg of water. The temperature of the water and the bomb rises from 25.00 °C (298.15 K) to 33.21 °C (306.36 K). The heat required to raise the bomb’s temperature (its heat capacity), Cbomb, is 837 J/K. The...

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