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2. Carbon footprint calculation 1) A process consumes 5000 Btu of utility per ib chemical protuct. Ressdue Fuel oil 76 is used in a normally

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2. Carbon footprint calculation 1) A process consumes 5000 Btu of utility per ib chemical protuct. Ressdue Fuel oil 76 is used in a normally fired utility boiler with goss efficiency. What is the carbon footprint of this boiler? 2) What if the boiler is switched to a natural gas botler with 90% efficiency

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