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

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samet mamat answered 2 years ago

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.

A gaseous mixture has the following composition: C₂H₄, 57% mol; Ar, 40 mol%; and He, 3%...

A gaseous mixture has the following composition: C₂H₄, 57% mol; Ar, 40 mol%; and He, 3% mol. Calculate the volume occupied by 100 mol of this mixture at 120 atm and 25 ° C, using:  The ideal gas equation. (Answer: 20.4 L)  The generalized compressibility factor and Kay's rule. (Answer: 14.3 L)

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...

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?

Coal with 40% C, 30% H and 30% ash by weight at 1000 kg / h...

Coal with 40% C, 30% H and 30% ash by weight at 1000 kg / h flow (school the last digit of your number) is burned with dry air fed by kmol / second. Chimney from the oven In addition to its gas, there is a solid waste, 95% of this waste is all of the ash in coal, back the rest is unburned carbon. While all the hydrogen in the fuel is oxidized to water; carbon burns so that...

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?

A coal with the following composition was burnt in a power plant with 25.0% excess air....

A coal with the following composition was burnt in a power plant with 25.0% excess air. Waht is the percent CO2 shown by Orsat analysis? The air drawn into the furnace at that location has 0.021 moles of water vapor per mole of dry air. Coal analysis: Carbon 64.0%; Hydrogen 4.3%; Nitrogen 1.1%; Sulfur 1.6%. The lab also reported that the coal contained 5.0% moisture and 13.7% ash.

Which of the following bonds are polar: C-Se, C-O, Cl-Cl, O=O, N-H, C-H? In the bond...

Which of the following bonds are polar: C-Se, C-O, Cl-Cl, O=O, N-H, C-H? In the bond or bonds that you selected, which atom has the greater electronegativity?

A high grade semi-anthracite coal has a complete analysis of 85.86% C, 4.44% H, 2.7% O,...

A high grade semi-anthracite coal has a complete analysis of 85.86% C, 4.44% H, 2.7% O, 1.2% N, 5% ash and 0.8% S. Analysis of the Residue shows 58% C and 42% ash. Air is supplied dry at 30°C and 750mmHg. Partial orsat analysis of the stack gas (400°C, 755mmHg) shows 8.05% CO2, 2.42% CO and 2.9%H2.Assume the S and N gasified burns to SO2 and NO respectively. Calculate a. % excess O2 b. Complete orsat analysis of stack gas...

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