Chemistry, 12.12.2019 08:31 kayla232734
When oxygen reacts with hydrogen, it has the capacity to release 29 kilojoules of energy. inside a fuel cell, oxygen reacts with hydrogen to produce 23 kilojoules of useful energy. the rest of the energy is lost as heat. what’s the efficiency percentage of the fuel cell?
Answers: 2
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The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.
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Asap! will give brainiest when a heat wave strikes a region causing more people to run air-conditioning units, electrical demand increases. what needs to be done to meet this increased demand? raising the control rodslowering the control rodsremoving the control rods
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How does the presence of oxygen affect the chemical pathways used to extract energy from glucose?
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When oxygen reacts with hydrogen, it has the capacity to release 29 kilojoules of energy. inside a f...
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