MindTap Engineering, 1 term (6 months) Printed Access Card for Dunlap's Sustainable Energy, SI Edition, 2nd
2nd Edition
ISBN: 9781337551779
Author: DUNLAP, Richard A.
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Question
Chapter 4, Problem 10P
To determine
Determine the percentage of carbon in octane which is not completely oxidized.
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
The principal component of LPG is butane, C4H10 (g). If combustion of 1 mole ofbutane produces 126 kJ of heat, how much heat can be generated by completecombustion of one 11.0 kg gas tank?
Q3: B:
A 208 g of C6H6 (78 g/mol.) burns in air according to the equation:
CHs + O2 - CO2 +H2O
What mass of CO2 (44 g/mol.) is produced?
Cellulose is to be burned in a waste to energy facility. The chemical equation for cellulose is C6H10O5. The atomic weights of C, H, and O are 12, 1, and 16, respectively. The ideal equation for the combustion of cellulose is C6H10O5 +6O2à6CO2 + 5H2O.
Calculate the stoichiometric oxygen necessary for the combustion of cellulose.
Calculate the stoichiometric air supply. The air is 23.15% oxygen by weight.
If the facility operates at 1.5 tons/hour at 100% excess air. How much air is required?
Chapter 4 Solutions
MindTap Engineering, 1 term (6 months) Printed Access Card for Dunlap's Sustainable Energy, SI Edition, 2nd
Knowledge Booster
Similar questions
- The combustion of pure hydrogen by the reaction 2H2+O22H2O produces 142 MJ per kg of hydrogen. Compare the energy per kg of octane and the total energy from the individual combustion of its carbon and hydrogen atoms.arrow_forwardThe ideal equation for the combustion of cellulose is C6H10O5 + 6O26O2 + 5H2O. What is a similar idealized equation for pyrolysis? What end products might you expect?arrow_forward(a) Locate, from an appropriate source, the composition for methanol and ethanol. Write down the formulas for the combustion of these two hydrocarbons. (b) Calculate the mass of CO2 produced per kg of methanol and ethanol burned. (c) Locate values for the heat of combustion of methanol and ethanol and determine the mass of CO2 produced per MJ of energy.arrow_forward
- The Bunsen burner in your labs are fueled by natural gas, which is mostly methane, CH4. The thermochemical equations for the combustion of methane (burning in oxygen) is: CH4(g) + 2 O2(g) ➔ CO2(g) + 2 H2O (g) ΔH = – 890.3 kJ/mole Calculate ΔH in kJ when 5.00 g CH4 react with an excess oxygen.arrow_forwardThe enthalpy of combustion of benzoic acid (C6 H5 COOH) is commonly used as the standard for calibrating constant-volume bomb calorimeters; its value has been accurately determined to be −3226.7 kJ/mol. When 1.9862 g of benzoic acid are burned in a calorimeter, the temperature rises from 21.84°C to 25.67°C. What is the heat capacity of the bomb? (Assume that the quantity of water surrounding the bomb is exactly 2000 g.)arrow_forwardWrite down the chemical formulae for the combustion of the alkanes in Table 3.2 with n = 2 to n = 8. Determine the mass of CO2 produced per megajoule of energy.arrow_forward
- Cellulose is to be burned in a waste-to- energy fadlity. The chemical equation for cellulose C6 H10O5is the atomic weights of C, H, and O are 12, 1, and 16. respectively. a. Calculate the stoichiometric oxygen necessary for the combustion of cellulose. b. Calculate stoichiometric air.arrow_forwardYou are designing an afterburner to treat 2 m³/s of air at 1.02 atm and 20 °C. The pollutant concentration in the air stream is 3 g/m³. The fuel to be added is methane at a volumetric treated air-to-fuel (AF) ratio of 80. Its heat of combustion is 50,100 kJ/kg (you can assume the same for the pollutant). The reaction chamber following the combustion zone is a cylinder. The design flow velocity is 5 m/s and the residence time for the gas stream is to be 1 s. Find (a) the average temperature of the gas leaving the combustion zone and entering the reaction zone in degrees K; (b) the diameter of the reaction chamber in m, and (c) the length of the reaction chamber in m. You can assume that the polluted air to be treated has the properties of air (so the specific heat is 1.1 kJ/kg-K; also use this for the specific heat of the methane, your added fuel).arrow_forwardEnvironmental Engineering When methanol is used to generate hydrogen, it reacts with the following reaction: CH3OH>>>>CO+2H2 The reaction is second order in methanol, and it is observed that 100g of carbon monoxide can be produced in one day in a batch reactor, if you start with 200g of methanol. What is the rate constant for this reaction?arrow_forward
- The change in internal energy for the combustion of 1.0 mol of octane at a pressure of 1.0 atm is -5084.3 kJ . If the change in enthalpy is -5074.0 kJ , how much work is done during the combustion? Express the work in kilojoules to three significant figures.arrow_forwardA new coal-fired power plant has been built using a sulfur emission control system that is 70 percent efficient. If all of the sulfur oxidizes to SO2 and if the emission of SO2 are lmited to 0.6 lb SO2 per million Btu of heat into the power plant, what maximum percent sulfur content can the fuel have if 15,000 Btu/lb coal is burned?arrow_forward
arrow_back_ios
arrow_forward_ios
Recommended textbooks for you
Solid Waste EngineeringCivil EngineeringISBN:9781305635203Author:Worrell, William A.Publisher:Cengage Learning,
Solid Waste Engineering
Civil Engineering
ISBN:9781305635203
Author:Worrell, William A.
Publisher:Cengage Learning,