Deuterium ( ) is an attractive fuel for fusion reactions because it is abundant in the oceans,
Question:
Deuterium (
) is an attractive fuel for fusion reactions because it is abundant in the oceans, where about 0.015% of the hydrogen atoms in the water (H2O) are deuterium atoms.
(a) How many deuterium atoms are there in one kilogram of water?
(b) If each deuterium nucleus produces about 7.2 MeV in a fusion reaction, how many kilograms of water would be needed to supply the energy needs of the United States for one year, estimated to be 1.1 × 1020 J?
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a The number n of atoms of hydrogen and its isotopes in 1 kg of water molecular mass ...View the full answer
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