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Bituminous coal has a heat of combustion of 31.4 MJ/kg. In the United States the average coal-burning utility producesan average of 2.2 kWh of electrical energy per kilogram of bituminous coal burned. What is the average overall efficiency of this production of electricity
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Bituminous coal has a heat of combustion of 31.4 MJ/kg. In the United States the average coal-burnin...
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