Octane contains only C and H. Combustion of 30 g of octane produced 92.63 grams of CO2 and 42.63 grams of H2O. The molar mass of octane is 114 g. Calculate the empirical formula and the molecular formula of octane.

Q: Below are the choices for every item. Answer it correctly. D. Common name of silicon carbide? E.…

A: D. The Common name of Silicon Carbide is "Carborundum".

Q: In the refinery facility based in the Durban South basin, there is a need to separate benzene from a…

A: Given T=80oC we have, ln P=A-BT+C ln P=13.7819-2726.8180+217.572 Psatbenzene=101.33 KPa For Toluene,…

Q: 4.114. Calculate the heat of reaction at the standard reference state for the following reac- tions:…

A: Step 1: Step 2: Step 3: Step 4:

Q: Q2) Find the combustion of ethyl-alcohol (C,H;OH) in a petrol the stoichiometric A/F ratio for…

A: (1) Find A/F ratios for 0.9 & 1.2 equivalence ratio (2) Find wet and dry analyses of exhaust gas…

Q: A 1.0 L flask is filled with NO and O2 initially, and, after the reaction establishes equilibrium,…

A: The reaction for NO and O2 is given as:   All the reactants and products in this reaction are in…

Q: 2. Perform the two-phase check on a mixture with 1 mol % methane, 9 mol% propane, and 90 mol% n -…

A: Given data: Temperature = 100 0F Pressure = 150 psia

Q: 200 moles of a liquid mixture containing 50 mol% acetone and the remaining water is differentially…

A: Consider 200 moles of a liquid mixture containing 50 mol% acetone and remaining water Differential…

Q: 20 moles of propane, C3H8, is burned with excess air. 80% of propane undergoes complete combustion…

A:

Q: (a) LPG (liquefied petroleum gas) is commonly used in households. It contains 95% propane (C3H8) and…

A:

Q: Assuming ideal gases reactants and products. Estimate the enthalpy of reaction hR for the combustion…

A: According to Kirchoff's Law, At constant pressure, the heat capacity is equal to change in enthalpy…

Q: Calculate the gross and net calorific values of coal having the following composition: Carbon = 83%;…

A: Given: Coal composition: C=83%H=8%S=1%N=2% This is the ultimate analysis of the given coal. No…

Q: The catalyst used to turn crude petroleum into fuels gradually becomes caked with coke, which can be…

A:

Q: consider that you mixed 10 g of KClO3 and 45 g H2O. Following to this step, you stirred the mixture…

A: • Here 10 grams of KClO3 (salt) is mixed with 45 grams of H2O (liquid). The reaction between KClO3…

Q: Use the following information to fill in the blanks below. Upon combustion, a 10.582 g sample of a…

A: Sample Weight = 10.582 g CO = 226.9760 g H2O = 6.8940 g

Q: 03 The equilibrium constant for the reaction: A+B C+D Is 10¹2 at 327 °C and 107 at 427 °C, calculate…

A: The equilibrium constant of a chemical reaction and change in temperature is related by Van't Hoff…

Q: 9. Gasoline is a complex mixture, assume gasoline is a mixture of 2,2,4-trimethylpentane (an isomer…

A: Given that there are two component mixed i.e isomer of octane and n-heptane x1 =87% =0.87 T =25 C…

Q: Calculate the average molecular weight of gas

A: Composition by volume of a natural gas given as-

Q: Calculate the standard enthalpy of combustion for the reaction SiH,(9) + 2 0,(g) → sio,(9) + 2…

A: Given: The standard enthalpies of formation of each component present in the reaction are given as;…

Q: The standard heats of the following combustion reactions have been determin experimentally: 1. 2. 3.…

A:

Q: Ethylene is a very combustible gas. Write a balanced equation for the complete oxidation reaction…

A:

Q: 50 - The unit of density is. OA-g/cm2. OB - Km/cm. OC-g/cm3. 51-The unit of specific gravity is.…

A:

Q: Coal has the following analysis: carbon = 75%, hydrogen 5%, oxygen 6%, nitrogen = 1.5%, sulfur = 3%,…

A: Coal has following ultimate analysis as given below. C=75%, H=5%, O=6%, N=1.5%, S=3%, H2O=1.5%,…

Q: 3.00 Ibm of Benzene is added to a 5.00 kg mixture of toluene and 1-pentene. There is four times as…

A: Given, Mass of benzene,  m = 3.00 lbm×2.20462 kglbm= 6.61386 kg   We know, molar mass of benzene is…

Q: Temperature (°C) 1600 1400 1200 1000 800 600 400 1538°C (Fe) 912°C 1+ -1493°C 1394°C y. Austenite…

A: 1055 Steel contains 0.55% Carbon (last two digits 1055 denotes the carbon percentage). Draw a…

Q: A natural gas has the following composition by volume CH4=82%, C2H6=12%, N2=6% Calculate the average…

A: Average molecular weightAverage molecular weight is used to calculate the weight of gas mixture. It…

Q: C19H38O2 will be produced by hydrogenating an organic ester of formula C19H36O2 at a rate of 100…

A: Assume this system follows ideal law. From given pressure ,volume and temperature conditions we will…

Q: A solution is prepared at 25 degrees Celsius by mixing 20g of K2SO4 with 150 cc of water. The…

A:

Q: In the gas phase reaction, A 28 = 20 + 3D, it was found that when 1 mol A 22 mol B and 0.6 mol D…

A:

Q: A liquid fuel composed of C 86%, H 12%, S 2% is combusted. After 100 kg of its combustion, analysis…

A: GivenComposition of liquid fuelC-86%H-12%S-2%Mass of fuel combusted=100 kgComposition of stack…

Q: Absolute (100%) ethanol is produced from 95% ethanol and 5% water using the Keyes distillation…

A:

Q: Boiling occurs at INCREASING volume.

A: Given: Boiling occurs at increasing volume. Select the correct answer.

Q: For a mixture with the masses listed in the chart below, calculate the mass fractions and mole…

A: Given, A mixture has number of species with their mass. Here we need to calculate the mass fraction…

Q: (c)Explain the meaning of Azeotrope and their effect in distillation process. Describe how an…

A: Meaning of azeotrope and its effect in distillation to be explained. Separation of ethanol-water…

Q: You have a gas with 40%N2,30%CO2 and 30% CH4. Calculate the aversge molecular weight of the gas.…

A:

Q: A crude oil is a naturally occurring mixture, consisting predominantly of hydrocarbons, sulphur,…

A: Crude oil is the unrefined form of petroleum existing in nature, composed of organic salts,…

Q: Given the complete analysis of combustion of gases: 8% CO, 23% CO2, 5% H2, 5% H2O, 8%02, 51% N2 at…

A: We have a mixture of gases, and we are required to calculate the specific gravity of the mixture in…

Q: Please explain the relationship between the Air-Fuel ratio and the emission of CO, HC, And NOx From…

A: From the graph, we have to explain the relationship between the Air-Fuel ratio and the emission of…

Q: * The standard reaction enthalpy for the hydrogenation of propene is -124 KJ/mole. The standard…

A: Given, the standard reaction enthalpy for the hydrogenation of propene is -124 KJ/mole The standard…

Q: Coal tar fuels are liquid fuels obtained by blending coal tar, distillation products such as…

A: Basis feed = 100 kg coal tar (Supposed) Given that: Coal analysis: C=86.9%= 86.9 kg H= 6.5% = 6.5…

Q: Find the stoichiometric A/F ratio for the combustion of (C7 H16) in an engine. Calculate the A/F…

A: