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Engineering, 08.05.2021 01:00 myg21

A new coal-fired power plant has been built using a sulfur emission control system that is 70 percent efficient. If all of the sulfur oxidizes to SO2 and if the emissions of SO2 are limited to 0.6 lb SO2 per million Btu of heat into the power plant, what maximum percent sulfur content can the fuel have? (a) If 15,000 Btu/lb coal is burned?
(b) If 9,000 Btu/lb coal is burned?

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