Jun '12
3
MCAT Question of the Day | MCAT Course


  • Q:

    The half-life of 164Gd is 45 seconds. How long would it take a sample of 5 x 108 nuclei to decay to 2 x 106 nuclei?

     

    A

    45 seconds

    B

    3 minutes

    C

    4.5 minutes

    D

    6 minutes




    Tags: Nuclear Chemistry | Quantitative Skills | Suggest a tag
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