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The heat capacity of a bomb calorimeter was determined by burning 6.79 g of methane (energy of combustion 802 kJ/mol CH4) in the bomb. The temperature changed by 10.8C.
a. What is the heat capacity of the bomb?
b. A 12.6-g sample of acetylene, C2H2, produced a temperature increase of 16.9C in the same calorimeter. What is the energy of combustion of acetylene (in kJ/mol)?
Based on your knowledge of instruments specify two methods to prevent the drying running of a centrifugal pump, if the pump is being used to empty a vessel in an automated process plant.
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Derive an equation for the latent heat of fusion that is a function of the radius of the particle. Using this equation, for a copper particle that has a radius of 2.5 nm, find the ratio of the latent heat of fusion of the particle to the laten..
What was the initial volume of the system if the internal energy of the system decreased by 107.0 J?
Determine the energy and entropy balances and compare the efficiency of this process to the simple vapor-compression cycle without recirculation.
What should be done to ensure it is truly voluntary? What information should be given to human subjects?
question 1 a the standard service illuminance for specific work activities is given in lux. what units are used in
The product is neutralized and washed with water to remove salts. The washed product is usually separated by batch distillation, in which unreacted feeds are recovered first, followed by product, and a polymeric waste is left as residue. The batch..
the rate of flow to an ammonia synthesis reactor contains 25 mole ltbrgtnitrogen and the balance hydrogen. the flow
Determine the flow rate of the refrigerant, the amount of work in the compressors, and the heat loads in all heat exchangers.
The pressure is 1 bar, the relative humidity is 75%, and the dew temperature is 25 °C. What is the mol fraction of water vapor in the air?
You are presented with patient X who has a genetic disease. You discover a mutation inall aquaporin2 (AQP2) channels manufactured in the epithelial cells of the collecting ductso that there is no increase in water permeability when the mutated cha..
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