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The composition of a gas derived by the gasification of coal is, volume percentage: carbon dioxide 4, carbon monoxide 16, hydrogen 50, methane 15, ethane 3, benzene 2, balance nitrogen. If the gas is burnt in a furnace with 20% excess air, calculate
a. the amount of air required per 100 kmol of gas,
b. The amount of flue gas produced per 100 kmol of gas,
c. the composition of the flue gases, on a dry basis.
(a) Describe the provisions of Occupational Safety and Health Act 2005 with regard to ‘Substances hazardous to health' (b) Describe four types of hazard which arise from the use of chemicals
A 30 mol% feed of benzene in toluene is to be distilled in a batch operation. A product having an average composition of 45 mol% benzene is to be produced. Calculate the amount of residue, assuming α = 2.5 and W0 = 100.
Write a differential mole balance on phosphoric acid and provide an initial condition. [Start by defining np (k mol) to be the total quantity of phosphoric acid in the tank at any time.]
What mass of ethylene glycol, HOCH2CH2OH, must be dissolved in 4.510 kg of water to result in a freezing point of 18.0°C? What is the boiling point of the same solution?
Which of the following would you expect to be elastomers and which thermosetting polymers at room temperature? Justify each choice.
The atmospheric pressure of 100k Pa acts on the other side of the piston. The gas is heated until the volume is doubled and the final pressure is 500 kPa. Calculate the work done by the gas.
Develop a mass balance for a continuous diafiltration step and indicate the volumetric flow rates and concentrations of different species in the different streams obtained.
read the titled book nontechnical guide to petroleum geology exploration drilling and production 2nd editionwritten by
What range of flow rates can be achieved if the valve can be throttled down to quarter open? When the valve is quarter open, what fraction of the pump work is lost across the valve?
Important information about Vapor pressure, At the top of Long's Peak in the Rocky Mountains (a) what is the vapor pressure if boiling a container of eggs (without a lid) occurs
Develop the designed circuit using breadboard in the laboratory and discuss the effect of resistors on calibration of the sensor with specific emphasis on the sensitivity of the instrument.
Problem Statement: Derive the equation for S* for competitive product inhibiton. Definition of variables:
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