Question

3. How many thousands of kilograms of water are needed to obtain the 174.3 mol of deuterium, assuming that deuterium is 0.0147% (by number) of natural hydrogen?

8.Calculate the number of grams of deuterium in an 38,000 L swimming pool, given deuterium is 0.0123% of natural hydrogen. Assume that the density of water is 1 kg/L.

9. Calculate the energy in MeV released in an electron capture by ⁷Be. Assume that the masses of ⁷Be and ⁷Li are 7.016947 and 7.01599 u, respectively.

10. Calculate the radius in femtometers of an atom with 102 nucleons.

Answer 1

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