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Nuclear Chemist...

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  • Question 1
    4 / -1

    A certain nuclide has a half-life period of 30 minutes. If a sample containing 600 atoms atoms will remain ?

  • Question 2
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    The half- life period of a radioactive element is 140 days. After 560 days, one gram of the element will be reduced to

  • Question 3
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    The half- life of a radioactive element is 2.4 hours. Starting with 10 g of it , how many grams will remain after a period of 9.6 hours?

  • Question 4
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    A certain nuclide has half life period of 30 min. If a sample containing 6 × 1010 atoms is allowed to decay for 90 min, how many atoms will remain?

  • Question 5
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    The half – life period of a radioactive element is 30 min. One sixteenth of the original quantity of the element will remain unchanged after

  • Question 6
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    The half life of radium is 1600 years. After how much time will 1 g radium be reduced to 125 mg?

  • Question 7
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  • Question 8
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    Half- life of radium is 1580 years.Its average life will be

  • Question 9
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  • Question 10
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    Sulphur – 35 (34. 96903 amu) emits a β − particle but no ray. γ − The product is chlorine- 35 (34.96885 a.m.u.) The maximum energy emitted by the β − particle is

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