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Problem 1. Reconsider the Butane Pentane column problem. Increase the distillate rate to 50 mol/hr with the same product purity. Maintain the same reflux ratio. Determine the new condenser heat load, the new bottoms product composition, the new internal vapor and liquid rates, and the number of stages required.
Problem 2. Reconsider the Methanol Water Distillation. If the feed stream contains 60 mol % methanol, reevaluate reflux ratio, number of stages required, and the column diameter.
Problem 3. Reconsider the Rectifying column. In this case, no side stream is removed, but all other specifications remain the same except for the bottoms product composition. Determine the bottoms product composition that results for the fixed number of stages.
1name the five classes of fire and give an example of each. describe how an extinguishing agent controls each class of
question 1a describe the main purpose of the globally harmonised system of classification and labelling of chemicalsb
Combustion of Ethane: Stack Gas Molar Composition, Ethane is burned with 50% excess air. The percentage conversion of ethane is 90%. Of the ethane burned, 25% reacts to form CO and the balance reacts to form carbon dioxide
you are an ehamps professional returning home from your plant on a summer friday afternoon at about 4 p.m. you have
What is the required flow rate of cooling water to the exchanger between the wasteheat boiler and the absorber and how much heat must be removed by the two heat exchangers cooling the recycled absorber liquid? Why is there a need to remove this heat?
Determine the d-spacing (Å), to 3 decimal places
air at 4mpa and 3000c enters a will insulated turbine operating at steady state with negligible velocity. the air
production of chemicals from coalcoal has been considered a major component of u.s. energy reserves for a long time and
at atmospheric pressure ethyl acetate and ethyl alcohol form an azeotropic mixture containing 53.9 mole of ethyl
It is desired to use 28.32 m 3 /min of air (metered at a pressure of 101.3 kPa and 294.1 K) in a process. This amount of air which is at rest enters the fan suction at a pressure of 741.7 mm Hg and a temperature of 366.3 K and is discharged at a pres..
Solid NH4NO3 (ammonium nitrate) decomposes on heating to 400°C, forming N2O gas and water vapor, H2O. (a)Write a balanced chemical equation
Handling operations for solid/powder substances are often a source of dust generation and are a source of exposure to hazardous substances in industries. Describe in details the measures that can be taken to prevent exposure during the following s..
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