Question

In: Other

The percentage composition by mass of a certian feul is given as C 90%, H 3.5%,...

The percentage composition by mass of a certian feul is given as C 90%, H 3.5%, O 3% and remainder is incombustible. The fuel is burnt in air and the resulting dry analysis gave the following result by volume: CO2 12.7@, O2 7%, N2 remainder.

a) find the mass of air supplied per kilogram of fuel.

b) Determine the percentage excess air.

Solutions

Expert Solution


Related Solutions

The percentage composition by mass of a certain fuel is given as C 90%, H 3.5%,...
The percentage composition by mass of a certain fuel is given as C 90%, H 3.5%, O 3% and remainder is incombustible. The fuel is burnt in air and the resulting dry analysis gave the following result by volume: CO2 12.7%, O2 7%, N2 remainder. a. Find the mass of air supplied per kilogram of fuel b. If the fuel is completely burned with air (there is no unburned fuel in the exhaust gas), what is the expression that describes...
1. The percent mass composition of an unknown substance is 41.37% C, 10.41% H, and 48.22%...
1. The percent mass composition of an unknown substance is 41.37% C, 10.41% H, and 48.22% N. If we have 100 g of this chemical compound, what is the mass of nitrogen in this sample? 2.The percent mass composition of an unknown substance is 41.37% C, 10.41% H, and 48.22% N. If we have 100 g of this chemical compound, how man moles of carbon do we have in the sample? 3. The percent mass composition of an unknown substance...
Methyl orange, the dye, has a percent composition, by mass, of 51.42% C, 4.31% H, 12.83%...
Methyl orange, the dye, has a percent composition, by mass, of 51.42% C, 4.31% H, 12.83% N, 9.79% S, 7.03% Na, and the remainder is oxygen. The molecular mass of methyl orange is 327.3 u. What is the molecular formula of methyl orange?
1) A compound with molar mass 110.1 g/mol has the following composition: C 65.5% H 5.45%...
1) A compound with molar mass 110.1 g/mol has the following composition: C 65.5% H 5.45% O 29.1% Determine the empirical formula (Express your answer as a chemical formula.) (Input the elements in your formula in the order shown above. If parentheses are needed in the formula, be sure to include them in your answer.) 2) A compound with molar mass 110.1 g/mol has the following composition: C 65.5% H 5.45% O 29.1% Determine the empirical formula (Express your answer...
Air is a mixture of gases with the following mass percentage composition: 75.52% N2, 23.15% O2,...
Air is a mixture of gases with the following mass percentage composition: 75.52% N2, 23.15% O2, 1.28% Ar, and 0.046% CO2. A. What are the partial pressures of N2, O2, Ar, and CO2 when the total pressure is 1.100 atm? B. Calculate the molar Gibbs energy of mixing of air at 25C assuming ideal gas behavior. C. Determine the molar enthalpy of mixing and the molar entropy of mixing for air at 1.100 atm and 25C. D. Is the mixing...
A train, A, with a mass of 19,000 kg is travelling at 90 km/h when it...
A train, A, with a mass of 19,000 kg is travelling at 90 km/h when it strikes a second train, B, which has a mass of 17,000 kg and is moving in the same direction at a speed of 43.2 km/h. If the coefficient of restitution for the collision is 0.87 and all resistances to motion are negligible, then (i) calculate the speed of the trains A and B immediately after the impact. (ii) as a result of damage during...
An anthracite coal has the following composition: C = 84.7 N = 1.5 A= 5.8 H...
An anthracite coal has the following composition: C = 84.7 N = 1.5 A= 5.8 H = 2.9 S =0.8 W = 2.7 O = 1.6 Calculate for complete combustion per pound of coal: a)Theoretical weight of oxygen required, b) Actual air needed if 35 % in excess, can you use more or less oxygen
A compound used in glue has a composition of 54.5% C, 9.1% H, and 36.4% O...
A compound used in glue has a composition of 54.5% C, 9.1% H, and 36.4% O At 100 Degrees C, and 1.00 atm, the compound is a gas and 0.345 g occupies a volume of 120.0mL What is the molecular formula of the compound?
Lysine is an amino acid which has the following elemental composition: C, H, O, N. In...
Lysine is an amino acid which has the following elemental composition: C, H, O, N. In one experiment, 3.263 g of lysine was combusted to produce 5.910 g of CO2 and 2.835 g of H2O. Separate analysis determined that lysine is 19.17% N. The molar mass of lysine is 150 g/mol. Determine the empirical and molecular formulas of lysine.
Q. A certain amino acid has the following elemental composition: C, H, O, N. In a...
Q. A certain amino acid has the following elemental composition: C, H, O, N. In a combustion analysis, 3.263g of it was combusted to produce 5.910g of CO2 and 2.835g of H2O. Separate analysis determined that it is 19.17% N, and its molar mass is 150g/mol. Determine its empirical and molecular formula.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT