nr112233 nr112233

14-12-2020
Biology

contestada

7. Hydrogen fuel cells combine hydrogen and oxygen to produce water and energy. Assume 1 kg of fuel is used, and the mass of the water produced is 1.10 x 10-11 kg. How much energy is produced by this fuel cell? (Hint: Use E = mc2.)

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14-12-2020

Answer:

this is a hard one

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