Chemical Engineering

Question A fuel oil (15% H2 and 85% C, by weight) is burnt with 50% excess air [basis 100 kg fuel oil] (a) Calculate the volume of air used. (b) Calculate the volume percent of ...

Question A gaseous mixture of Nitrogen, Benzene & Toluene is in equilibrium with a liquid that has a 35% benzene, 65% toluene (composition is in mole%). The system pressure is...

Question Find the volume, in L, of 100 g gas mixture containing 10.0 mol% hydrogen in nitrogen at 30.0°C and 5.00 atm. Use the average molecular weight. What is the molar conc...

Question a.    Estimate the radiant energy intensity (BTU/hr/ft2) during an episode when 1-propanol (C3H8O) is being flared at a rate of 200,000 lb/hr at a point of...

Question A gas occupying a volume of 1m3 under standard pressure is expanded to 1.200m3, the temperature remaining constant. What is the new pressure? Summary The question belon...

Question A cylindrical storage tank used to transport gas under pressure has an inner diameter of 24in and wall thickness of 3/4in. Strain gauges attached to the surface of the ta...

Question There is a 35% MeOH/Water mix to feed to a flash at 100lb-mole/hr and 1 atm. We want a vapor composition of 60% MeOH. What does the vapor flow rate need to be? What is th...

Question a) What is the heat capacity of crystalline calcium carbide at 36.0°C? b) What is the change in specific enthalpy, ΔH, of gaseous n-hexane from 36.0°C to 3...

Question a) What is the heat capacity of liquid n-hexane at 36.0°C? b) What is the heat capacity of gaseous n-hexane at 36.0°C? Summary These short answer questions bel...

QuestionThe figure given below shows the cycle followed by one mole of a perfect gas. Assuming each process is carried out reversibly.(a) Name each process and calculate the pressu...

Question The cross section of a storm window is shown in the sketch. The window is measured as 1.8 m by 3.6 m. On a cold day in North Dakota, the inside and outside air temperatur...

Question Four mols of 100% sulfuric acid is diluted with enough water to produce a 30 mole% aqueous solution. The acid and water are initially at 25°C. How much heat would hav...