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The half life of .92^238U undergoing alp...

The half life of `._92^238U` undergoing `alpha`-decay is `4.5xx10^9` years. The activity of 1 g sample of `._92^238U` is

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MODERN PUBLICATION-NUCLEI-REVISION EXERCISES (NUMERICAL PROBLEMS)
  1. Find the ratio of nuclear radii of two elements""(12)Mg^(24) and ""(1)...

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  2. Calculate the amount of energy released during the alpha-decay of .(...

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  3. The half life of .92^238U undergoing alpha-decay is 4.5xx10^9 years. T...

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  4. Define the term 'decay constant' of a radioactive sample. The of disin...

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  5. Calculate the energy equivalent of 2 g of a substance.

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  6. A radioactive substance has a half-life period of 40 days. Calculate t...

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  7. Tritium has a half-life of 12.5 years. What fraction of the sample wil...

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  8. Find the activity of 1 g sample of ""(84)Po^(210). The half-life of ""...

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  9. Find the amount of ""(92)U^(238) required to produce a-particles of 2...

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  10. Find the kinetic energy of emitted a-particles in the following nuclea...

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  11. The mass defect is 0.5% in a nuclear fusion reaction. Find the energy ...

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  12. Find the number of fissions required to produce a power of 2,000 W, if...

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  13. Two radioactive substances X and Y initially contain an equal number o...

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  14. (a) Write the relation between half-life and average life of a radioac...

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  15. Find the activity of 1.00 mg of radon Rn^222, whose atomic mass is 222...

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  16. Calculate the energy in fusion reaction: ""(1)H^(2) + ""(1)H^(2) to...

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  17. A radioactive sample has a half-life of 4 years. Calculate the time in...

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  18. In how many years 1 g of pure radium will be reduced to 1 milligram? T...

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